FILE - In this May 28, 1996 file photo, retired Admiral Elmo Zumwalt Jr., salutes President Bill Clinton, during a ceremony at the White House in Washington, after the president announced expanded benefits to veterans suffering side effects from exposure to Agent Orange during the Vietnam War. Zumwalt lost a son who died from diseases related to Agent Orange and was an avid supporter of increased benefits for veterans. A Navy destroyer bearing Zumwalt's name will be christened by his two daughters during a ceremony Saturday, April 12, 2014 at Bath, Maine. (AP Photo/Greg Gibson, File)