[Copenhagen, September 30. Image via AP]

U.S. first lady Michelle Obama alights her plane as she arrives at Copenhagen's Kastrup Airport, Wednesday, Sept. 30, 2009. Michelle Obama has joined the Chicago 2016 bid team who are competing with Tokyo, Madrid and Rio de Janeiro for the right to host the 2016 Summer Olympic Games. The IOC will choose the winning city in a vote on Friday Oct. 2 in Copenhagen. (AP Photo/Claus Bjoern Larsen, Polfoto)