BOSTON, MA - NOVEMBER 07: Republican vice presidential candidate, U.S. Rep. Paul Ryan (R-WI) and family wave to the crowd after Republican presidential candidate, Mitt Romney conceded the presidency during Mitt Romney's campaign election night event at the Boston Convention & Exhibition Center on November 7, 2012 in Boston, Massachusetts. After voters went to the polls in the heavily contested presidential race, networks projected incumbent U.S. President Barack Obama has won re-election against Republican candidate, former Massachusetts Gov. Mitt Romney.