BWF Referee Torsten Berg, center, urges Indonesia's Greysia Polii, center, and Meilana Jauhari, bottom right, and South Korea's Ha Jung Eun, back right, to play fairly in their women's doubles badminton match during the London 2012 Olympic Games in London on Tuesday. Adek Berry /AFP/Getty Images hide caption

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Aaron Collins, who wanted to leave a big tip. Facebook.com/AaronsLastWish hide caption

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A bedtime story is a longtime tradition. What about a math, science or history quiz, though? George Marks/Getty Images hide caption

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A heart shaped balloon hovered above a memorial for victims outside the Century 16 movie theater in Aurora, Colo., last week. Joe Raedle/Getty Images hide caption

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At a road project in Qalat, Afghanistan, last summer, U.S. forces were providing security. U.S. Air Force Staff Sgt.Brian Ferguson /Reuters /Landov hide caption

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