On this day: January 10

Published On: Jan 09 2013 12:35:09 PM CST   Updated On: Jan 10 2015 01:00:00 AM CST

Caesar crosses the Rubicon, the London Underground opens, RCA introduces the 45 rpm single, The Beatles' first U.S. record is released, and Wendy's asks "Where's the Beef?," all on this day.

OTD January 10 - Masterpiece Theatre
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1971: "Masterpiece Theatre" premieres on PBS. The anthology series, which presents acclaimed British productions, remains in production today, renamed "Masterpiece," making it America's longest-running weekly prime time drama series.

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