Brazilian Olympic Committee president Carlos Nuzman shows the lantern containing the Olympic flame brought from Greece as he gets off the plane in Brasilia on May 3. The three-month torch relay across Brazil will end at the opening ceremony on Aug. 5 at Maracana stadium in Rio. Eraldo Peres/AP hide caption

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Why Do Cities Keep Vying To Host The Olympics?
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Clockwise from top left: Hillary Clinton, Donald Trump, John Kasich, Ted Cruz and Bernie Sander Justin Sullivan; Andrew Harrer; Ralph Freso; Bob Levey; Brendan Smialowski/Getty Images hide caption

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Listen: Hillary Responds To Critics Allegations
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