A Purdue football legend has passed away.

On Oct. 15, the Denver Broncos announced the passing of former running back Otis Armstrong at the age of 70, according to The Athletic’s Nick Kosmider.

During Armstrong’s career at Purdue from 1970-1972, he was an All-American as he amassed 3,312 yards and 17 touchdowns during his career at Purdue. Armstrong was the B1G Football MVP in 1972 and is a member of the College Football Hall of Fame.

Armstrong was selected by the Broncos with the No. 9 overall pick in the 1973 NFL Draft.

During his NFL career, Armstrong was an All-Pro in 1974 for the Broncos and was selected to the Pro Bowl in 1974 and 1976. He totaled 4,453 yards and 25 touchdowns during his pro career from 1973-80.