http://www.toledoblade.com/Pro/2011/07/07/Baltimore-Colts-tight-end-John-Mackey-dies-at-69-had-battled-dementia.html
BALTIMORE — John Mackey, a Hall of Fame tight end and former president of the NFL Players Association who struggled with dementia after his playing career, has died. He was 69.
Chad Steele, a spokesman for the Baltimore Ravens, said Thursday that Mackey's wife notified the team about her husband's death. No official cause was given.
Mackey played for the Baltimore Colts from 1963-71. He also played for the San Diego Chargers in 1972. He caught 331 passes for 5,236 yards and 38 touchdowns in a 10-season career after coming out of Ohio State.