Fotogallery: 
 

AP This is a June 17, 2009, file photo showing Doug Arnot, Chicago 2016 Director of Sport, Venues and Operation, presenting his candidature to the IOC - Foto

This is a June 17, 2009, file photo showing Doug Arnot, Chicago 2016 Director of Sport, Venues and Operation, presenting his candidature to the IOC

This is a June 17, 2009, file photo showing Doug Arnot, Chicago 2016 Director of Sport, Venues and Operation, presenting his candidature to the IOC - Lunedì 26 Ottobre, 06:02 PM
members during the first briefing for IOC members on the candidature for the 2016 Olympic Games at the Olympic museum in Lausanne, Switzerland.