Gingrich to quit White House race after stormy bid

WASHINGTON (Reuters) - Newt Gingrich is quitting the U.S. Republican presidential contest after a tumultuous campaign marked by flashes of brilliance in debates, staff desertions and offbeat ideas. Related Stories Court to give Taylor verdict in war crimes milestone Russia to elect regional heads; Putin foes cry foul Scientists call for rethink on consumption, population Briton accused in Iran ...