On this day: June 20

Published On: Jun 18 2013 05:25:54 PM CDT   Updated On: Jun 20 2014 01:00:00 AM CDT

Lizzie Borden is acquitted of giving her mother "40 whacks," the U.S. Army Air Force is formed, the "red telephone" hotline is established, "Leave it to Beaver" airs its final episode, and "Jaws" has moviegoers reconsidering their beach vacations, all on this day.

OTD June 20 - US Army Air Corps
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USAAF shoulder sleeve insignia

1941: The U.S. Army Air Force is established, replacing the Army Air Corps. The AAF remained a part of the Army until the independent U.S. Air Force came into being in September 1947.

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