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AP This 1922 file photo shows Detroit Tigers baseball player Ty Cobb warming up prior to a game. Researchers at Washington University say that's no coin - Foto

This 1922 file photo shows Detroit Tigers baseball player Ty Cobb warming up prior to a game. Researchers at Washington University say that's no coin

This 1922 file photo shows Detroit Tigers baseball player Ty Cobb warming up prior to a game. Researchers at Washington University say that's no coin - Mercoledì 9 Luglio, 10:15 PM
This 1922 file photo shows Detroit Tigers baseball player Ty Cobb warming up prior to a game.