St. Louis Cardinals' Conrad Dobler (66) leads the march off the field at the end of practice at the Cardinals' training camp at St. Charles, Mo., Aug. 5, 1977. Dobler, one of the NFL's top offensive linemen with the St. Louis Cardinals in the 1970s, has died. He was 72. The Cardinals announced Dobler died Monday, Feb. 13, 2023, in Pueblo, Colo. No cause of death was given. (AP Photo/File)