A trio of Maryland players will compete in Friday’s HBCU Swingman Classic, which kicks off MLB’s All-Star week.

2004 — Ken Griffey Jr. hit the 500th home run of his career, off Matt Morris, to help the Cincinnati Reds beat the St. Louis Cardinals 6-0.

2004 — Ken Griffey Jr. hit the 500th home run of his career, off Matt Morris, to help the Cincinnati Reds beat the St. Louis Cardinals 6-0. 2007 — Sammy Sosa hit his 600th home run, making him the ...

This Date in Baseball, June 20 - Ken Griffey Jr. hits career HR #500 and Sammy Sosa hits career HR #600 ...