Don Winfree

LOUISVILLE, Ky.--Larry Melancon might not have been the top jockey at Churchill Downs during his long career, though he ranks among the winningest riders at the historic Louisville track even a decade after his retirement. But no Churchill Downs jockey can match the resilience and longevity of Melancon, whose tenure of riding full-time under the Twin Spires for 36 consecutive years is unprecedented. Melancon, whose first official race was in 1971, arrived at Churchill Downs for the 1974 spring session. Up through his retirement on July 4, 2010 at Churchill...