Associated Press
U.S. Rep. Jason Altmire, D- Pa., is seen through a window as he votes in the Pennsylvania primary election on Tuesday, April 24, 2012 in McCandless, Pa., a suburb north of Pittsburgh. Altmire faces fellow U.S. Rep. Mark Critz after the Legislature and governor approved new lines combining their previously separate districts into the new District 12. (AP Photo/Keith Srakocic)

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