Holcomb's four-man "Night Train" squad grabbed Olympic gold in 2010, ending a 62-year drought for the Americans in the event.
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The U.S. Olympic bobsled team was finalized after the completion of seventh World Cup race of the 2009-10 season. Athletes qualified based on the results of international races through that date.
Holcomb discusses winning a world title, naming a turn on the Olympic track and his top-secret sled.
The former collegiate heptathlete looks toward her Olympic debut as a driver after falling short of the Torino team as a brakeman.