AP
FILE - In this Jan. 1, 2018, file photo, South Koreans watch a TV news program showing North Korean leader Kim Jong Un's New Year's speech, at the Seoul Railway Station in Seoul, South Korea. On Jan. 1, 2018, Kim said in his New Year’s address that he is willing to send a delegation to the Pyeongchang Olympics. (AP Photo/Lee Jin-man, File)
- Lee Jin-man
FILE - In this Sept. 19, 2014, file photo. athletes from North Korea march into the stadium during the opening ceremony for the 17th Asian Games in Incheon, South Korea. North Korea attended the Asian Games in Incheon, South Korea. At the close of the event, three top North Korean officials made a surprise visit and held the highest-level face-to-face talks with South Korea in five years. (AP Photo/Dita Alangkara, File)
- Dita Alangkara
FILE - In this June 23, 2017, file photo, North Korean taekwondo demonstration team members and other officials arrive at Gimpo International Airport in Seoul, South Korea. In June, 2017, the team visited South Korea for its first performance in the rival country in 10 years. (AP Photo/Lee Jin-man, File)
- Lee Jin-man
South Korean Unification Minister Cho Myoung-gyon leaves for the border village of Panmunjom to attend South and North Korea meeting, at the Office of the South Korea-North Korea Dialogue in Seoul, South Korea, Tuesday, Jan. 9, 2018. (AP Photo/Ahn Young-joon)
- Ahn Young-joon
South Korean Unification Minister Cho Myoung-gyon leaves for the border village of Panmunjom to attend South and North Korea meeting, at the Office of the South Korea-North Korea Dialogue in Seoul, South Korea, Tuesday, Jan. 9, 2018. (AP Photo/Ahn Young-joon)
- Ahn Young-joon
South Korean Unification Minister Cho Myoung-gyon, center, poses with other delegates before leaving for the border village of Panmunjom to attend South and North Korea meeting, at the Office of the South Korea-North Korea Dialogue in Seoul, South Korea, Tuesday, Jan. 9, 2018. (AP Photo/Ahn Young-joon)
- Ahn Young-joon
South Korean Unification Minister Cho Myoung-gyon speaks to the media before leaving for the border village of Panmunjom to attend South and North Korea meeting, at the Office of the South Korea-North Korea Dialogue in Seoul, South Korea, Tuesday, Jan. 9, 2018. (AP Photo/Ahn Young-joon)
- Ahn Young-joon
South Korean Unification Minister Cho Myoung-gyon, right, shakes hands with the head of North Korean delegation Ri Son Gwon before their meeting at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. South Korean media said North and South Korea have begun talks at their border about how to cooperate in next month's Winter Olympics and how to improve their long-strained ties. (Korea Pool/Yonhap via AP)
- POOL
The head of North Korean delegation Ri Son Gwon, center, arrives at the South side for the meeting with South Korea at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. South Korean media said North and South Korea have begun talks at their border about how to cooperate in next month's Winter Olympics and how to improve their long-strained ties. (Korea Pool/Yonhap via AP)
- POOL
South Korean Unification Minister Cho Myoung-gyon, third from right, and the head of North Korean delegation Ri Son Gwon, third from left, with their delegation meet at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. South Korean media said North and South Korea have begun talks at their border about how to cooperate in next month's Winter Olympics and how to improve their long-strained ties. (Korea Pool/Yonhap via AP)
- POOL
The sun rises over a barbed wire fence near the Unification Bridge, which leads to the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. South Korean media said North and South Korea have begun talks at their border about how to cooperate in next month's Winter Olympics and how to improve their long-strained ties. (AP Photo/Lee Jin-man)
- Lee Jin-man
Vehicles carrying the South Korea's Unification Minister Cho Myoung-gyon and other delegations arrive at Unification Bridge, which leads to the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. North and South Korea were set to hold rare talks at their tense border Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and improve their long-strained ties. (AP Photo/Lee Jin-man)
- Lee Jin-man
South Korean soldiers adjust barricade after South Korea's delegation vehicles' arriving at Unification Bridge, which leads to the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. North and South Korea were set to hold rare talks at their tense border Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and improve their long-strained ties. (AP Photo/Lee Jin-man)
- Lee Jin-man
A South Korean soldier uses his radio before South Korea's delegations' arrival on Unification Bridge, which leads to the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. North and South Korea were set to hold rare talks at their tense border Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and improve their long-strained ties. (AP Photo/Lee Jin-man)
- Lee Jin-man
South Korean soldiers walk by the military wire fences before South Korea's delegation vehicles' arriving at Unification Bridge, which leads to the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. North and South Korea were set to hold rare talks at their tense border Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and improve their long-strained ties. (AP Photo/Lee Jin-man)
- Lee Jin-man
South Korean Unification Minister Cho Myoung-gyon, left, shakes hands with the head of North Korean delegation Ri Son Gwon before their meeting at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. South Korean media said North and South Korea have begun talks at their border about how to cooperate in next month's Winter Olympics and how to improve their long-strained ties. (Korea Pool/Yonhap via AP)
- POOL
South Korean Unification Minister Cho Myoung-gyon, left, shakes hands with the head of North Korean delegation Ri Son Gwon before their meeting at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. South Korean media said North and South Korea have begun talks at their border about how to cooperate in next month's Winter Olympics and how to improve their long-strained ties. (Korea Pool/Yonhap via AP)
- POOL
People watch a TV screen showing the head of North Korean delegation Ri Son Gwon during a meeting with South Korea, at Seoul Railway Station in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from North and South Korea began the rivals' first formal talks in about two years Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and how to improve their long-strained ties. (AP Photo/Ahn Young-joon)
- Ahn Young-joon
People watch a TV screen showing South Korean Unification Minister Cho Myoung-gyon, left, meets with the head of North Korean delegation Ri Son Gwon before talks, at Seoul Railway Station in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from North and South Korea began the rivals' first formal talks in about two years Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and how to improve their long-strained ties. The letters on the screen read: "South and North Korea begin a meeting at 10 o'clock ." (AP Photo/Ahn Young-joon)
- Ahn Young-joon
A man watches a TV screen showing South Korean Unification Minister Cho Myoung-gyon, right, shakes hands with the head of North Korean delegation Ri Son Gwon during a meeting, at Seoul Railway Station in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from North and South Korea began the rivals' first formal talks in about two years Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and how to improve their long-strained ties. The letters on the screen read: "North Korean delegation attend the meeting." (AP Photo/Ahn Young-joon)
- Ahn Young-joon
People watch a TV screen showing South and North Korea, left, meeting, at Seoul Railway Station in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from North and South Korea began the rivals' first formal talks in about two years Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and how to improve their long-strained ties. The letters on the screen read: "South Korea's Cho Myoung-gyon said welcome." (AP Photo/Ahn Young-joon)
- Ahn Young-joon
People watch a TV screen showing South Korean Unification Minister Cho Myoung-gyon, right, shakes hands with the head of North Korean delegation Ri Son Gwon during a meeting, at Seoul Railway Station in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from North and South Korea began the rivals' first formal talks in about two years Tuesday to discuss how to cooperate in next month's Winter Olympics in the South and how to improve their long-strained ties. The letters on the screen read: "Let's start the meeting." (AP Photo/Ahn Young-joon)
- Ahn Young-joon
South Korean Unification Minister Cho Myoung-gyon, right, and head of North Korean delegation Ri Son Gwon, left, arrive to hold their meeting at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (Korea Pool via AP)
- POOL
South Korean Unification Minister Cho Myoung-gyon, left, poses with head of North Korean delegation Ri Son Gwon while shaking hands during their meeting at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (Korea Pool via AP)
- POOL
South Korean protesters stage a rally against North Korea's nuclear program near U.S. Embassy in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday that they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (AP Photo/Ahn Young-joon)
- Ahn Young-joon
Visitors walk by a map of two Koreas showing North Korea's capital Pyongyang and South Korea's capital Seoul at the Imjingak Pavilion in Paju, South Korea, Tuesday, Jan. 9, 2018. North Korea agreed Tuesday to send a delegation to next month's Winter Olympics in South Korea, Seoul officials said, as the bitter rivals sat for rare talks at the border to discuss how to cooperate in Olympics and improve their long-strained ties. (AP Photo/Lee Jin-man)
- Lee Jin-man
North Korean delegation head Ri Son Gwon, third from left, with his delegates leaves after a morning session of their meeting with South Korea at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. North Korea agreed Tuesday to send a delegation to next month's Winter Olympics in South Korea, Seoul officials said, as the bitter rivals sat for rare talks at the border to discuss how to cooperate in Olympics and improve their long-strained ties. (Korea Pool via AP)
- POOL
FILE - In this Friday, Sept. 29, 2017, file photo, Ryom Tae Ok and Kim Ju Sik of North Korea compete during the pairs free program at the Figure Skating-ISU Challenger Series in Oberstdorf, Germany. South Korea said on Tuesday, Jan. 9, 2018, that North Korea has agreed to send a delegation that would include officials, athletes, cheerleaders and journalists, to next month's Winter Olympics in Pyeongchang in the South. (AP Photo/Matthias Schrader, File)
- Matthias Schrader
FILE - In this Friday, Sept. 29, 2017, file photo, Ryom Tae Ok and Kim Ju Sik of North Korea compete during the pairs free program at the Figure Skating-ISU Challenger Series in Oberstdorf, Germany. South Korea said on Tuesday, Jan. 9, 2018, that North Korea has agreed to send a delegation that would include officials, athletes, cheerleaders and journalists, to next month’s Winter Olympics in the Pyeongchang in the South. (AP Photo/Matthias Schrader, File)
- Matthias Schrader
South Korean protesters stage a rally against North Korea's nuclear program near U.S. Embassy in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday that they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. The placards read: "We oppose South and North Korean talks without North Korea giving up nuclear program." (AP Photo/Ahn Young-joon)
- Ahn Young-joon
South Korean protesters stage a rally against North Korea's nuclear program near U.S. Embassy in Seoul, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday that they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (AP Photo/Ahn Young-joon)
- Ahn Young-joon
Head of North Korean delegation Ri Son Gwon speaks during a meeting with South Korea at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (Korea Pool via AP)
- POOL
Visitors use binoculars to see the north side at the Imjingak Pavilion in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (AP Photo/Lee Jin-man)
- Lee Jin-man
Visitors take souvenir photos near the South Korean national flags at the Imjingak Pavilion in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (AP Photo/Lee Jin-man)
- Lee Jin-man
A visitor watches the north side through the glass showing a map of the border area between North and South Koreas at the Imjingak Pavilion in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (AP Photo/Lee Jin-man)
- Lee Jin-man
A visitor uses binoculars to see the North Korea side from the unification observatory in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (AP Photo/Lee Jin-man)
- Lee Jin-man
A visitor walks by the wire fence decorated with ribbons carrying messages to wish for the reunification of the two Koreas at the Imjingak Pavilion in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (AP Photo/Lee Jin-man)
- Lee Jin-man
Head of North Korean delegation Ri Son Gwon speaks to South Korean Unification Cho Myoung-gyon, right, during their meeting at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (Korea Pool via AP)
- POOL
A North Korean army soldier, right, watches the South side at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (Korea Pool via AP)
- POOL
South Korean Unification Minister Cho Myoung-gyon, third from right, and head of North Korean delegation Ri Son Gwon, third from left, with their delegation meet at the Panmunjom in the Demilitarized Zone in Paju, South Korea, Tuesday, Jan. 9, 2018. Senior officials from the rival Koreas said Tuesday they would try to achieve a breakthrough in their long-strained ties as they sat for rare talks at the border to discuss how to cooperate in next month's Winter Olympics in the South and other issues. (Korea Pool via AP)
- POOL
FILE - In this Friday, Sept. 29, 2017, file photo, Ryom Tae Ok and Kim Ju Sik of North Korea compete during the pairs free program at the Figure Skating-ISU Challenger Series in Oberstdorf, Germany. South Korea said on Tuesday, Jan. 9, 2018, that North Korea has agreed to send a delegation that would include officials, athletes, cheerleaders and journalists, to next month's Winter Olympics in Pyeongchang in the South. (AP Photo/Matthias Schrader, File)
- Matthias Schrader