On this day: March 21

Published On: Mar 18 2013 01:38:04 PM CDT   Updated On: Mar 21 2016 01:00:00 AM CDT

Alcatraz prison closes, Martin Luther King Jr. marches toward Montgomery, the U.S. decides to boycott Moscow's Olympics, and Spielberg nabs his first Oscar, all on this day.

OTD March 21 - Ranger 9
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1965: NASA launches Ranger 9, which is the last in a series of unmanned lunar space probes. The probe was designed to transmit high-resolution photographs of the lunar surface in the minutes before it crashed into the moon's surface.

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