Retired Gen. Wesley K. Clark, the Little Rock native and former NATO supreme allied commander in Europe, has resigned as managing director of merchant banking for the Stephens Group Inc. of Little Rock effective Friday, a company spokesman confirmed. "He told several of us that his first assignment would be to Kuwait City for CNN," Stephens spokesman Frank Thomas said. "It was a very amicable parting, very comfortable." Clark couldn't be reached for comment Friday morning. He joined Stephens in July 2000, the same month he retired from the Army. He serves on the boards of directors of Acxiom...