The China: Yunnan and Sichuan Provinces, Chao-t'ung earthquake was on May 10, 1974 and had a magnitude of 7.1. The earthquake caused: 20,000 deaths.
Earthquakes are one of Mother Nature's most powerful events. Here's a look at some of the most tragic disasters of the past half century. Learn more here.
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Not in front of a television? CNN.com will be providing periodic updates to Super Bowl 50:
Update 10 p.m. ET: With less than six minutes left in the game, the Broncos are up 16 to 10.
Update 9:34 p.m. ET: Defense! We've got us a low-scoring Super Bowl ...
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CBS used a Super Bowl promo to announce the end of its beloved drama "The Good Wife."
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