Sven Kramer of the Netherlands laughs as he prepares for a training session at the Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Friday, Feb. 7, 2014. (AP Photo/Patrick Semansky)
Speedskater Sven Kramer of the Netherlands trains at the Adler Arena Skating Center during the 2014 Winter Olympics in Sochi, Russia, Friday, Feb. 7, 2014. (AP Photo/Pavel Golovkin)