The Dallas Cowboys are mourning the loss of a beloved Super Bowl champion. The NFC East franchise announced this week that a former Super Bowl champion had passed away. The former Dallas Cowboys standout was just 70 years old.

Tom Rafferty, an anchor of the Dallas Cowboys ' offensive line during the late 1970s and 1980s and a member of the franchise's Super Bowl XII-winning team, died Thursday after suffering a stroke. Rafferty, who had been hosptalized since early May according to his daughter, was 70.

Former Cowboys lineman Tom Rafferty died Thursday, the team announced. He was 70. Rafferty had been hospitalized since May after suffering a stroke, and he died in Windsor, Colo., his daughter, Rachel Powers, confirmed.