La Russa steps down as White Sox manager over heart issue - NBC Sports
Tony La Russa – Society for American Baseball Research
Tony La Russa Discusses Health Situation, Uncertain Over Return To White Sox - MLB Trade Rumors
White Sox players show up to manager Tony La Russa's announcement – NBC Sports Chicago
White Sox manager Tony La Russa steps down due to health reasons – NBC Sports Chicago
Tony La Russa's hiring is an inexcusable mistake for the White Sox
Tony La Russa - Wikipedia
Tony La Russa reunites with White Sox as manager
White Sox manager Tony La Russa steps down due to heart issue