Event:
Photo-sharing application Instagram has overtaken short-messaging application Twitter with over 300 million monthly users to Twitter's 284 million
More Notable Events on December 11:
1997 Federal judge orders Microsoft not to bundle IE4 in Windows
1985 General Electric acquires RCA Corp and its subsidiary, NBC
1981 Muhammad Ali's 61st and last fight, losing to Trevor Berbick
1961 John F. Kennedy provides U.S. miltary helicopters and crews to South Vietnam
1938 New York Giants win NFL championship
