On this day in 1999, St. Louis Cardinals slugger Mark McGwire becomes only the 16th MLB player to reach the 500 home run milestone as the Cardinals lose 10-2 v San Diego at Busch Stadium
On this day in 1999, St. Louis Cardinals slugger Mark McGwire becomes only the 16th MLB player to reach the 500 home run milestone as the Cardinals lose 10-2 v San Diego at Busch Stadium