Event:
Twins' Harmon Killebrew is 10th to amass 500 home runs, and adds his 501st
More Notable Events on August 10:
1996 Bob Dole picks Jack Kemp as his Republican Vice Presidential running mate
1990 U.S.'s Magellan spacecraft lands on Venus
1986 Billy Martin Day, his uniform number 1 retired
1972 1 million kg heavy meteorite grazes atmosphere above Canada
1966 1st lunar orbiter launched by U.S.
