Plum Pretty held off a late charge by St. John's River to win the 137th Kentucky Oaks today at Churchill Downs. Zazu was the third-place finisher. Plum Pretty returned $14.60, $7 and $4.60. St. John’s River paid $13.20 and $7.20 in finishing 2 ½ lengths ahead of Zazu who paid $4 to show. The Churchill Downs crowd was 110,122, the third largest in Oaks Day history.