In this Tuesday, Jan. 25, 2011 photo, Rep. Heath Shuler, D-N.C., speaks about Democrats and Republicans sitting together during President Barack Obama's State of the Union speech, on Capitol Hill in Washington. U.S. Rep. Heath Shuler of North Carolina announced Thursday, Feb. 2, 2012 he won't run for re-election to Congress in what's become another blow to the conservative wing of the Democratic Party on Capitol Hill and the party's state congressional delegation.(AP Photo/Charles Dharapak)