FILE-- Gavels and law books are shown, July 14, 2010 in San Francisco, Calif. Adeel Mangi, the nominee who could become the first Muslim American to serve as a federal appellate court judge is fighting back against characterizations of his work by law enforcement groups that has jeopardized his nomination. The White House and Senate are doubling down on their efforts to win over lawmakers on the fence, but it may be too late. (AP Photo/Jeff Chiu, file) WASHINGTON – The nominee who could become the first Muslim American to serve as a federal appellate court judge is fighting back...