FILE - College student Chuck McManis watches President Jimmy Carter's nationally televised energy speech from a service station in Los Angeles, as a gas station attendant fills up a customer's car, July 15, 1979. (AP Photo/Mao, File)

FILE - Georgia Gov. Jimmy Carter, right, and Delaware Gov. Sherman Tribbitt say hello to Atlanta Braves Hank Aaron, left, following a rain canceled game with the Los Angeles Dodgers in Atlanta, Ga., Sept. 27, 1973. (AP Photo, File)

FILE - Former President Jimmy Carter, right, and Atlanta Braves team owner Ted Turner, left, watch early play during Game 6 of the National League Championship Series in Atlanta, Oct. 14, 1998. (AP Photo/Pat Sullivan, File)

FILE - Former President Jimmy Carter pulls notes out of his pocket before delivering remarks during a ceremony commemorating the 50th anniversary of the March on Washington at the Lincoln Memorial in Washington, Aug. 28, 2013. (AP Photo/Evan Vucci, File)

FILE - The Ku Klux Klan marches down Pennsylvania Ave. past the Treasury Building in Washington D.C. in 1925. (AP Photo, File)

FILE - Former Presidents George Bush, left, and Jimmy Carter, right, stand with President Clinton during a kick-off rally for the President's volunteer summit at Marcus Foster Stadium in Philadelphia, PA., April 27, 1997. (AP Photo/Greg Gibson, File)