MILLINGTON, Tenn. - For decades, the U.S. Navy's Blue Angels flight demonstration team has brought its daring aerobatics to airshows around the world. The upcoming documentary feature, "The Blue Angels," goes behind the scenes and brings the show to IMAX theaters and home to fans worldwide. Lt. Cmdr. Julius Bratton, whose mother is from Chapel Hill, North Carolina, served with the Blue Angels squadron and is among those featured in