Ted Prappas, who made his sole Indianapolis 500 start in 1992, died April 22. He was 66. Southern California native Prappas started 32nd and finished 16th in the No.
On this day in 1981, controversy surrounded Bobby Unser's victory at the Indianapolis 500. Eleven years later on this date, Unseer's nephew Al Jr. would win the Indy 500 by the smallest margin in the race's history.