Tony La Russa stepping down as Chicago White Sox manager because
MLB roundup: La Russa moves into second place on career wins list
Two years into Tony La Russa experiment, it's time for White Sox
Chicago White Sox: Tony La Russa moves to second in MLB wins
Tony La Russa, Oldest Active Manager In Majors, Retires At 78
Tony La Russa Steps Down as White Sox Manager Over Heart Issue
Tony La Russa - Wikipedia
White Sox' Tony La Russa defends bunt during sixth-inning rally
White Sox manager Tony La Russa steps down due to heart issue
Tony La Russa, White Sox aren't a bad combo - Chicago Sun-Times