SAVANNAH, GA - NOVEMBER 21:   Former Massachusetts Gov. Mitt Romney speak during a rally in support of U.S. Senator Saxby Chambliss (R-GA) general election on November 21, 2008 in Savannah, Georgia. Republican incumbent Chambliss is in a runoff with Democrat Jim Martin after he failed to get 50 percent of the vote during the election on November 4, 2008. Getty Images logo Getty Images 12 months ago

SAVANNAH, GA - NOVEMBER 21: Former Massachusetts Gov. Mitt Romney speak during a rally in support of U.S. Senator Saxby Chambliss (R-GA) general election on November 21, 2008 in Savannah, Georgia. Republican incumbent Chambliss is in a runoff with Democrat Jim Martin after he failed to get 50 percent of the vote during the election on November 4, 2008.