Morning rush hour commuters pass by a CNBC crew in front of the New York Stock Exchange in September 2006. The channel has adopted a policy that prohibits guests from appearing on rival channels amid breaking news. Mary Altaffer/AP hide caption

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Notre Dame linebacker Manti Te'o speaks Nov. 29 after he received a sportsmanship award from the Awards and Recognition Association in South Bend, Ind. Joe Raymond/AP hide caption

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Lance Armstrong speaks at a press conference of the 100th Milan-San Remo Cycle Race on March 20, 2009. Vittorio Zunino Celotto/Getty Images hide caption

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Flowers, candles and stuffed animals make up a makeshift memorial in Newtown, Conn., on Monday. Much of the initial news coverage of Friday's events was later found to be inaccurate. Eric Thayer/Reuters/Landov hide caption

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