Event:
Mexico City police fire on protesting students, 300-500 killed
More Notable Events on October 2:
1991 Steffi Graf becomes the youngest woman to win 500 pro tennis matches
1990 U.S. Senate votes 90-9 to confirm David Souter to Supreme Court
1967 Thurgood Marshall sworn in as 1st black Supreme Court Justice
1957 New volcanic island appears off Fayal Island Azores
1916 San Diego Zoo founded
