Chicago is one of five metro areas in the United States that has two Major League Baseball teams, the other four being Los Angeles, New York, Baltimore - Washington, D.C. area and the San Francisco Bay Area, and is one of only two, along with New York, which has both teams in the central city.
The city was the official United States nominee for the 2016 Summer Olympics. Its rivals were Madrid, Tokyo and Rio de Janeiro, with the International Olympic Committee selecting Rio de Janeiro as the 2016 Olympics site in October, 2009. Chicago also hosted the 1959 Pan American Games.

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