Biathlon veteran Tim Burke says U.S. team is strongest it's ever been heading into World Championships

Veterans Tim Burke and Susan Dunklee lead a deep U.S. team into the World Biathlon Championships. My story for TeamUSA.org: http://www.teamusa.org/News/2017/February/07/Tim-Burke-This-Is-Team-USAs-Best-Biathlon-Team-Ever-Going-Into-Worlds