Purdue college football players Mike Phipps, left, and Leroy Keys, second from left, are congratulated by Purdue alumni astronauts Neil Armstrong, second from right, and Eugene Cernan, right, following Purdue's victory over Texas A&M in Dallas, in this Sept. 24, 1967, file photo. Purdue football star Leroy Keyes, a two-time All-American and one of the greatest players in school history, has died. He was 74. Keyes' family said he died at his home in Indiana Thursday morning, April 15, 2021, surrounded by his wife and children. (AP Photo/Ferd Kaufman)