Nawal El Moutawakel (2nd R), head of the International Olympic Committee's (IOC) evaluation team, walks with Rio Mayor Eduardo Paes (2nd L) during a visit at Copacabana Army base in Rio de Janeiro May 1, 2009. Rio de Janeiro is competing with Chicago, Tokyo and Madrid to host the 2016 Olympic and Paralympic Games. REUTERS/Bruno Domingos (BRAZIL SPORT OLYMPICS)