The Latest: Trump urges stronger fight against IS militants

A man places flowers at the main gate of the police headquarters in Carcassonne on Saturday, March 24, 2018, following an attack on a supermarket in the south of France on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A photo of Lieutenant Colonel Arnaud Beltrame placed on a bunch of flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A photo of Lieutenant Colonel Arnaud Beltrame placed on flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A photo of Lieutenant Colonel Arnaud Beltrame placed on flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A woman places flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
People stand next to flowers placed at the main gate of the police headquarters in Carcassonne, France, on Saturday, March 24, 2018, following an attack on a supermarket in the south of France on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
Police officers stand guard outside the Saint-Etienne-de-Trebes church in Trebes, southern France, Sunday, March 25, 2018, as people arrive for a special church service to honor the heroic police officer and three others killed in a rampage by an Islamic extremist. (AP Photo/Jeffrey Schaeffer)
Police officers stand guard outside the Saint-Etienne-de-Trebes church in Trebes, southern France, Sunday, March 25, 2018, as people arrive for a special church service to honor the heroic police officer and three others killed in a rampage by an Islamic extremist. (AP Photo/Jeffrey Schaeffer)

The Latest: Trump urges stronger fight against IS militants

A man places flowers at the main gate of the police headquarters in Carcassonne on Saturday, March 24, 2018, following an attack on a supermarket in the south of France on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A photo of Lieutenant Colonel Arnaud Beltrame placed on a bunch of flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A photo of Lieutenant Colonel Arnaud Beltrame placed on flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A photo of Lieutenant Colonel Arnaud Beltrame placed on flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
A woman places flowers at the main gate of the Police headquarters in Carcassonne, France, Saturday, March 24, 2018, following an attack on a supermarket in Trebes in the south of the country on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
People stand next to flowers placed at the main gate of the police headquarters in Carcassonne, France, on Saturday, March 24, 2018, following an attack on a supermarket in the south of France on Friday. A French police officer who offered himself up to an Islamic extremist gunman in exchange for a hostage died of his injuries, raising the death toll in the attack to four, and the officer was honored Saturday as a national hero of "exceptional courage and selflessness." (AP Photo/Emilio Morenatti)
Police officers stand guard outside the Saint-Etienne-de-Trebes church in Trebes, southern France, Sunday, March 25, 2018, as people arrive for a special church service to honor the heroic police officer and three others killed in a rampage by an Islamic extremist. (AP Photo/Jeffrey Schaeffer)
Police officers stand guard outside the Saint-Etienne-de-Trebes church in Trebes, southern France, Sunday, March 25, 2018, as people arrive for a special church service to honor the heroic police officer and three others killed in a rampage by an Islamic extremist. (AP Photo/Jeffrey Schaeffer)