Latest in Al Unser Sr.

Al Unser Sr., a four-time winner of the Indianapolis 500 and member of one of racing’s most prominent dynasties, died of cancer yesterday at his home in Chama, N.M. He was 82. His death was announced by the Indianapolis Motor Speedway and his son, Al Unser Jr. “My heart is so saddened,” tweeted Unser Jr. this morning…