US Olympic decathlete Brian Clay attends a press conference on Chicago's bid for the 2016 Olympics on October 1, 2009 in Copenhagen. The International Olympic Committee (IOC) will vote on the destiny of the 2016 Summer Olympic Games on October 2, 2009 in Copenhagen after a final round battle between Chicago, Madrid, Tokyo and Rio de Janeiro. Getty Images logo Getty Images 4 months ago

US Olympic decathlete Brian Clay attends a press conference on Chicago's bid for the 2016 Olympics on October 1, 2009 in Copenhagen. The International Olympic Committee (IOC) will vote on the destiny of the 2016 Summer Olympic Games on October 2, 2009 in Copenhagen after a final round battle between Chicago, Madrid, Tokyo and Rio de Janeiro.