WHITE PLAINS, N.Y. (AP) — Authorities say a bride-to-be who was killed in a New York boating accident died from drowning and severe head injuries.The Rockland County medical examiner's office says her fiance's best man also drowned in the Friday night crash. The office says he had only minor injuries.The bodies of Lindsey Stewart and Mark Lennon were pulled from the Hudson River during the weekend. The speedboat they were in had collided with a moored construction barge.Autopsies were performed Monday.Stewart was to marry Brian Bond on Aug. 10. Bond was injured in the crash.Stewart, Lennon and Bond were all 30.The pilot of the boat is charged with vehicular manslaughter in Stewart's death. His lawyer has not returned a call.