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A horse is auctioned off during the September yearling sale at Keeneland.

Photo: Joe Pugliese

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The shoulder of a mature stallion.

Photo: Joe Pugliese

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The famous Zenyatta at Lane’s End Farm.

Photo: Joe Pugliese

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Grooms prepare horses for the day’s auction.

Photo: Joe Pugliese

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A horse comes out of the barn.

Photo: Joe Pugliese

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Sheikh Hamdan inspects a yearling.

Photo: Joe Pugliese

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Bid spotter Pete McCormick.

Photo: Joe Pugliese

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A young prospect’s forearm.

Photo: Joe Pugliese

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The clock winds down on another day at Keeneland.

Photo: Joe Pugliese

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Zenyatta’s coat at Lane’s End.

Photo: Joe Pugliese

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Photo: Joe Pugliese

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A quiet morning in Lexington.

Photo: Joe Pugliese

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Photo: Joe Pugliese

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Photo: Joe Pugliese

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Photo: Joe Pugliese

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Photo: Joe Pugliese

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Racing’s elite arrive in Lexington.

Photo: Joe Pugliese

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Anticipating the start of the auction.

Photo: Joe Pugliese

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Photo: Joe Pugliese

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Photo: Joe Pugliese

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Photo: Joe Pugliese