Russian President Vladimir Putin, right, greets International Olympic Committee President Thomas Bach 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)
Russian President Vladimir Putin, right, greets International Olympic Committee President Thomas Bach at an event welcoming IOC members ahead of the upcoming 2014 Winter Olympics at the Rus Hotel, in Sochi, Russia, Tuesday, Feb. 4, 2014. (AP Photo/RIA-Novosti, Alexei Nikolsky, Presidential Press Service)
International Olympic Committee President Thomas Bach plays ping pong with IOC staff while touring the Coastal Cluster athlete's village at the 2014 Winter Olympics, Tuesday, Feb. 4, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach, left, is greeted by United States speed skater Anna Ringsred, center, and Russia ice hockey player Iya Gavrilova, right, while touring the Coastal Cluster athlete's village at the 2014 Winter Olympics, Tuesday, Feb. 4, 2014, in Sochi, Russia. (AP Photo/David Goldman)
Russia Deputy Prime Minister Dmitry Kozak, right, joins International Olympic Committee President Thomas Bach at a ceremony to sign the Olympic truce wall in the Coastal Cluster Olympic Village at the 2014 Winter Olympics, Tuesday, Feb. 4, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach signs the Olympic truce wall during a ceremony in the Coastal Cluster Olympic Village at the 2014 Winter Olympics, Tuesday, Feb. 4, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach, right, embraces executive board member Anita DeFrantz before the start of an executive board meeting at the 2014 Winter Olympics, Sunday, Feb. 2, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach steps off the podium following a press conference at the 2014 Winter Olympics, Monday, Feb. 3, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee Executive Director Gilbert Felli, center, listens during a press conference with IOC President Thomas Bach at the 2014 Winter Olympics, Monday, Feb. 3, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach speaks during a press conference at the 2014 Winter Olympics, Monday, Feb. 3, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach speaks during a press conference at the 2014 Winter Olympics, Monday, Feb. 3, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach, left, talks with Executive Director Gilbert Felli before the start of an executive board meeting at the 2014 Winter Olympics, Sunday, Feb. 2, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach, near, sits down to start an executive board meeting at the 2014 Winter Olympics, Sunday, Feb. 2, 2014, in Sochi, Russia. (AP Photo/David Goldman)
International Olympic Committee President Thomas Bach arrives for an executive board meeting at the 2014 Winter Olympics, Sunday, Feb. 2, 2014, in Sochi, Russia. (AP Photo/David Goldman)