On this day: July 1

Published On: Jun 28 2013 03:06:05 PM CDT   Updated On: Jul 01 2014 01:00:00 AM CDT

The Battle of Gettysburg begins, America's first zoo opens, the first Tour de France starts, the Sony Walkman hits the market, the PG-13 movie rating is introduced, and the Deepwater Horizon oil spill breaks an unfortunate record, all on this day.

OTD July 1 - Carl Lewis
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Reuters

1961: Track and field star Carl Lewis, who won 10 Olympic medals including nine gold, and 10 World Championships medals, including eight gold, is born in Birmingham, Alabama. He competed in four Summer Olympics games from 1984 through 1996. He's seen here in 1993.

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