West Virginia Governor Joe Manchin, a Democrat, confirmed today that he will run for Robert Byrd’s Senate seat this fall. Chances are he’ll be running against Republican Congresswoman Shelley Moore Capito, although she hasn’t formally announced her candidacy yet. So who exactly is Joe Manchin? Here are some quick, essential facts: —Before becoming governor in 2005, Manchin served in the West Virginia state legislature and senate. He was also secretary of state from 2001-2005.