Peyton Manning during the news conference Wednesday in Indianapolis when it was announced that he's leaving the NFL's Colts. Joey Foley/Getty Images hide caption

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Five-time U.S. national champion Queen Underwood listens to instructions from her coach Basheer Abdullah. Tom Goldman/NPR hide caption

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Mariel Zagunis during a recent training session in Portland, Ore. Zagunis won gold medals in women's sabre fencing at the 2004 and 2008 Summer Olympics. Tom Goldman/NPR hide caption

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Los Angeles Dodgers players high-five after beating the San Diego Padres 2-0 at Petco Park in San Diego on Sept. 23, 2011. Denis Poroy/Getty Images hide caption

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Penn State head coach Joe Paterno stands with his team before they take the field during an NCAA college football game against the University of Wisconsin in State College, Pa., on Oct. 13, 2007. Carolyn Kaster/AP hide caption

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