Speedskater Shani Davis of the U.S. trains at the Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Friday, Feb. 7, 2014. (AP Photo/Matt Dunham)
Shani Davis of the U.S. removes his training suit at the Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Friday, Feb. 7, 2014. (AP Photo/Matt Dunham)
Speedskater Shani Davis of the U.S. trains at the Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Friday, Feb. 7, 2014. (AP Photo/Patrick Semansky)
Speedskater Shani Davis of the U.S. trains at the Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Friday, Feb. 7, 2014. (AP Photo/Patrick Semansky)