Shani Davis of the U.S. gestures in dejection after competing in the men's 1,000-meter speedskating race at the Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Wednesday, Feb. 12, 2014. (AP Photo/Matt Dunham)SOCHI, Russia (AP) — What a surprising sight: Shani Davis gliding across the speedskating oval, head down in defeat, staring glumly on the ice.