Gold medallist South Korea's Lee Sang-hwa competes during the second heat of the women's 500-meter speedskating race at the Adler Arena Skating Center during the 2014 Winter Olympics, Tuesday, Feb. 11, 2014, in Sochi, Russia. (AP Photo/Pavel Golovkin)

Lee Sang-Hwa wins 500m gold

Take a look at photos of South Korea's Lee Sang-Hwa winning gold in the 500m and successfully defending her 2010 medal.

Kate Hansen of the United States smiles in the finish area after her third run during the women's singles luge competition at the 2014 Winter Olympics, Tuesday, Feb. 11, 2014, in Krasnaya Polyana, Russia. (AP Photo/Dita Alangkara)

TODAY: Luger Hansen’s got rhythm

U.S. luger Kate Hansen's has all the moves and her Beyonce-inspired warm-up routine has gone viral. Find out what the 'Today' gang likes to …

Meghan Duggan of the Untied States celebrates Monique Lamoureux's goal as the puck slides under Goalkeeper Florence Schelling of Switzerland during the second period of the 2014 Winter Olympics women's ice hockey game at Shayba Arena, Monday, Feb. 10, 2014, in Sochi, Russia. USA defeated Switzerland 9-0. (AP Photo/Matt Slocum)

All nine Team USA goals vs. Switzerland

Check out all nine goals scored by the U.S. women's hockey team in just 30 seconds. Team USA broke multiple records with their scoring barra…