Russian President Vladimir Putin, second from right, and International Olympic Committee President Thomas Bach, centre, wave as they stand alongside United Nations Secretary-General Ban Ki-moon, third from left, during the opening ceremony of the 2014 Winter Olympics in Sochi, Russia, Friday, Feb. 7, 2014. (AP Photo/Mark Humphrey)
Russian President Vladimir Putin, right, embraces Federal International Football Association President Sepp Blatter as International Olympic Committee President Thomas Bach, left, looks on at an event welcoming IOC members ahead of the upcoming 2014 Winter Olympics at the Rus Hotel, Tuesday, Feb. 4, 2014, in Sochi, Russia. (AP Photo/David Goldman, Pool)
President of the International Olympic Committee Thomas Bach delivers his speech at the IOC Gala Dinner on the eve of the opening ceremony of the 2014 Winter Olympics, Thursday, Feb. 6, 2014, in Sochi, Russia. (AP Photo/Andrej Isakovic, Pool)
International Olympic Committee President Thomas Bach, left, chats with former musician Vanessa-Mae, who will compete for Thailand as alpine skier Vanessa Vanakorn before the IOC President's Gala Dinner on the eve of the opening ceremony of the 2014 Winter Olympics, Thursday, Feb. 6, 2014, in Sochi, Russia. (AP Photo/Andrej Isakovic, Pool)
International Olympic Committee President Thomas Bach, left, shares a laugh with former musician Vanessa-Mae, who will compete for Thailand as alpine skier Vanessa Vanakorn before the IOC President's Gala Dinner on the eve of the opening ceremony of the 2014 Winter Olympics, Thursday, Feb. 6, 2014, in Sochi, Russia. (AP Photo/Andrej Isakovic, Pool)