Dave Weigel was at the scene:
One man right next to the White House gate held up a picture of a young man in uniform and a folded flag — the kind of flag given to a family upon the death of a soldier. The man holding this was Thomas Cowen, a security contractor, and the man in the photo was Sumner, his late son. Sumner had fought in Iraq, gotten injured, and been sent home. While home, he took his life. When he heard the news about bin Laden, Thomas felt like there had been "vindication" for his son.
"My boy did what he needed to do," he said. He went on to talk about how proud he was that bin Laden was killed by Americans, and as he talked, he was constantly interrupted by young revelers tapping him on the shoulder and thanking him.
The Dish 