Todd Christensen, a five-time Pro Bowl tight end who played most of his career for the Raiders, died Wednesday from complications during liver transplant surgery. He was 57. Brigham Young University, where Christensen starred as a running back from 1974 to 1977 and was inducted into the school's hall of fame in 1992, said in a tweet Wednesday he died from complications from surgery. Christensen's son Toby later told The Associated Press his father passed away Wednesday morning at Intermountain Medical Center near his home in Alpine, Utah. The Salt Lake Tribune reported he battled liver disease and other serious illnesses in recent years. Read more http://espn.go.com/nfl/story/_/id/9971641/todd-christensen-formerly-raiders-dies-57