On this day: August 20

Published On: Aug 19 2012 02:46:11 AM CDT   Updated On: Aug 20 2016 01:00:00 AM CDT

Charles Darwin publishes his theory of evolution, the NFL is founded, Lou Gehrig belts his 23rd career grand slam and NASA heads for Mars, all on this day.

OTD August 20 - Leona Helmsley
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U.S. Marshals Service

2007: Leona Helmsley dies from congestive heart failure at age 87 in Greenwich, Connecticut. The hotel operator and real estate investor was known for her flamboyant personality and tyrannical behavior -- earning her the nickname "Queen of Mean" -- and was convicted of federal income tax evasion in 1989.

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