Yankees manager Aaron Boone taking leave to get pacemaker
Joe Girardi - Wikipedia
Hal Steinbrenner plans to have Boone return as manager
Joe Girardi, Always Pushing for an Edge, at Times Goes Too Hard - The New York Times
After a Decade, Joe Girardi Is Out as Manager of the Yankees - The New York Times
Looking back on how baseball's managers have changed since Joe Girardi was hired - Pinstripe Alley
Joe Girardi will not return as Yankees manager
Joe Girardi not returning as New York Yankees manager, New York Yankees
Joe Girardi not returning as manager of New York Yankees - ESPN