On this day: May 20

Published On: May 17 2013 04:26:12 PM CDT   Updated On: May 20 2014 01:00:00 AM CDT

Vasco da Gama arrives in India, Christopher Columbus dies, Norman Rockwell makes his Saturday Evening Post cover debut, HIV is discovered, and "Cheers" airs its series finale, all on this day.

OTD May 20 - Tony Stewart
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Andrew Innerarity/Reuters

1971: Race car driver Tony Stewart, who won the NASCAR championship in 2002, 2005 and 2011, is born in Columbus, Ind. Stewart also won an IndyCar Series championship in 1997, making him the only driver to win a championship in both NASCAR and IndyCar.

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