The U.S. city of Chicago, Illinois was in the running to host the 2016 Olympics. If Chicago had won the bid, it would have been the first Olympics in the United States since the 1996 Olympics in Atlanta, Georgia.Chicago2016.org: Home page
On October 2, 2009, the IOC announced that the 2016 Olympics would be held in Rio de Janeiro, Brazil.
Obama in Copenhagen
On November 21, 2008, Barack Obama recorded a video taped message to the Olympic committee, where he promoted the city of Chicago as an ideal site for the 2016 Summer Olympics. ESPN.com: Obama makes case for Chicago in 2016(November 21, 2008)
Candidate cities go through a rigorous evaluation during the selection process. After submitting an initial bid, each city must submit a final proposal by February, 2009. The IOC then visits each of the candidate cities and makes a final report with its evaluations of the pros and cons of each city. The International Olympic Committee votes to choose the host city October 2, 2009.International Olympic Committee: Seven Applicant Cities for the 2016 Games (September 14, 2007)