Rock Your World (Candy Ride {Arg}--Charm the Maker, by Empire Maker), who defeated GI Kentucky Derby winner and GI Longines Breeders' Cup Classic runner-up Medina Spirit (Protonico) in the GI Runhappy Santa Anita Derby in his first start on the dirt, has been retired from racing and will enter stud in 2022 at Spendthrift Farm. The nursery had previous announced the acquisition in last April. The handy winner of a six-furlong turf sprint on career debut at Santa Anita Jan. 1, the $650,000 Keeneland September yearling purchase took the one-mile...