Bill Clark: Photojournalist
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President Barack Obama, Vice President Joe Biden, and their families wave to the crowd at the Democratic National Convention at Time Warner Cable Arena in Charlotte, N.C., on Thursday, Sept. 6, 2012.
© 2012 CQ Roll Call
all images © Bill Clark: Photojournalist
Bill Clark is a staff photographer for Roll Call newspaper, covering Congress and national politics on a daily basis in Washington, DC.