Tatjana Huefner of Germany brakes in the finish area during a training session for the women's singles luge at the 2014 Winter Olympics, Saturday, Feb. 8, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara)
Natalie Geisenberger of Germany slides down the track during a training session for the women's singles luge at the 2014 Winter Olympics, Saturday, Feb. 8, 2014, in Krasnaya Polyana, Russia. (AP Photo/Michael Sohn)
Natalie Geisenberger of Germany prepares to start her run during a training session for the women's singles luge at the 2014 Winter Olympics, Thursday, Feb. 6, 2014, in Krasnaya Polyana, Russia. (AP Photo/Michael Sohn)
Germany's Carina Vogt speeds down the track during a women's ski jumping training session at the 2014 Winter Olympics, Saturday, Feb. 8, 2014, in Krasnaya Polyana, Russia. (AP Photo/Matthias Schrader)
Felix Loch of Germany starts his run during the men's singles luge competition at the 2014 Winter Olympics, Saturday, Feb. 8, 2014, in Krasnaya Polyana, Russia. (AP Photo/Natacha Pisarenko)
Felix Loch of Germany brakes after finishing his second run during the men's singles luge competition at the 2014 Winter Olympics, Saturday, Feb. 8, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara)