Topic: Capitol Hill shooting

Law enforcement vehicles converge on the scene of a shooting on Constitution Avenue outside the Hart U.S. Senate Office Building as seen from inside the lobby of the building on Capitol Hill in Washington, October 3, 2013 (Reuters)

Associated Press
(AP/J. Scott Applewhite)

Alex Halperin
Emergency personal wheel off an injured person after a shooting on Capitol Hill in Washington, Thursday, Oct. 3, 2013. (AP/Evan Vucci)

Bradley Klapper, Laurie Kellman