In 1950, NASCAR raced 500 miles for the first time. The Southern 500 wreaked havoc on tires and was a battle of attrition.
In 1991, the notation that Babe Ruth was the record holder for home runs in a 154 game season was finally removed from the record books. There was never an asterisk.
In 1993, New York Yankee Jim Abbott pitched a no-hitter against the Cleveland Indians.
In 1972, U.S. swimmer Rick DeMont had his gold medal taken away.