The Beatles hit No. 1 for the first time in America, tragedy strikes space shuttle Columbia, and Janet Jackson suffers a Super Bowl "wardrobe malfunction," all on this day.
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The Nobel Foundation
1976: American pathologist and biomedical researcher George Whipple, who shared the 1934 Nobel Prize in Physiology or Medicine for discoveries concerning liver therapy in cases of anemia, dies at the age of 97 in Rochester, N.Y.