On this day: December 4

POSTED: 04:14 PM PST Dec 03, 2012    UPDATED: 11:00 PM PST Dec 03, 2013 
Pan Am airliner

The U.S. Senate approves America's participation in the United Nations, the "Million Dollar Quartet" jams at Sun Studios, Led Zeppelin disbands, and Pan Am collapses, all on this day.