The Chicago White Sox are acquiring right-hander Luis Castillo in a trade with the Seattle Mariners for reliever Seranthony Dominguez, outfielder Nolan Jones, and catching prospect Boston Smith, sources told Jeff Passan of ESPN.
Castillo, a three-time All-Star, owns a 5.06 ERA with 7.8 K/9 over 99 2/3 innings (17 starts) this season.
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