A. U. Miner, 5th in the G1 Jockey Club Gold Cup, is the tepid 3-1 morning line favorite in Saturday's Breeders' Cup Marathon. The 6-year-old son of Mineshaft is stabled at Churchill Downs and rallied to finish a troubled 4th (placed 3rd via DQ) in last year's Marathon. Calvin Borel is in the irons o...
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