Chris Correa, the former director of scouting for the St. Louis Cardinals, leaves the Bob Casey Federal Courthouse in January in Houston. Correa has been sentenced to nearly four years in jail for hacking the Houston Astros' player personnel database. Bob Levey/AP hide caption

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Bob Levey/AP

Houston Astros outfielder Carlos Gomez circles the bases after hitting a solo home run in the fourth inning against New York Yankees pitcher Masahiro Tanaka, giving Houston a 2-0 lead. The Astros won the wild card game 3-0 and face the Kansas City Royals next. Elsa/Getty Images hide caption

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Elsa/Getty Images

Did the St. Louis Cardinals try to steal more than second base from the Houston Astros? The FBI is looking into a hacking attack on a key Astros database. Here, the Cardinals' Aledmys Diaz is tagged out at second by Carlos Correa of the Astros during a spring training game in March. Stacy Revere/Getty Images hide caption

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Stacy Revere/Getty Images