(L-R) International Olympic Committee (IOC) Chairman Richard Carrion, President Jacques Rogge, Rio de Janeiro 2016 President Carlos Nuzman and Rio Mayor Eduardo Paes prepare to sign the host city contract after Rio de Janiero was announced as the winning bid for the 2016 Olympic games, on October 2, 2009 in Copenhagen. The International Olympic Committee (IOC) voted in Rio as the 2016 Summer Olympic city today after a final round battle in Copenhagen.