Biden gets emotional during visit to Arlington National Cemetery after announcing Afghanistan withdrawal

• President Joe Biden on Wednesday visited Arlington National Cemetery after formally announcing plans to withdraw troops from Afghanistan by September 11, 2021.

• Section 60 of the cemetery is where many US troops who died in Afghanistan and Iraq are buried.

• "Look at them all. Look at them all," Biden said as he paid his respects.

• At the cemetery, Biden said it wasn't a difficult decision to withdraw the remaining troops: "To me, it was absolutely clear."

• Biden got emotional during the visit and spoke about his late son, Beau, who served in Iraq.

• "I have trouble these days ever showing up at a cemetery and not thinking of my son, Beau," Biden told reporters.

• In remarks before the visit to Arlington, Biden said, "I'm the first president in 40 years who knows what it means to have a child serving in a war zone."

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