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Sgts. Joe Mortensen, Matt Mortensen, Preston Griffall and Emily Sweeney---soldiers in the National Guard and members of the USA Luge National Team---explain their sport.

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National Guard: What Is Luge?

National Guard: What Is Luge?

Sgts. Joe Mortensen, Matt Mortensen, Preston Griffall and Emily Sweeney---soldiers in the National Guard and members of the USA Luge National Team---explain their sport.