Chicago White Sox manager Tony La Russa addressed the media on Thursday and said that first baseman/outfielder Andrew Vaughn is not part of the "core" of everyday players. La Russa also said that he has noticed the rookie pressing and wants to give him a break. It's a bit confusing that the White Sox would choose now with shortstop Tim Anderson (hamstring), outfielder Eloy Jimenez (pectoral) and outfielder Billy Hamilton (hamstring) all on the injured list to avoid giving Vaughn at-bats. ...