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 - Sammy Sosa
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Jessica Rinaldi/Reuters

2007: Sammy Sosa of the Texas Rangers becomes the fifth major leaguer to hit 600 career home runs. He would retire following the 2007 season with a career total of 609 home runs. Ken Griffey Jr., Alex Rodriguez and Jim Thome have since also joined the 600 home run club, along with previous members Barry Bonds, Hank Aaron, Babe Ruth and Willie Mays.

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