In his fifth and final Olympics, how does Nordic combined standout Billy Demong top what he did in Vancouver?

Billy Demong won gold and silver medals at the Vancouver Games in 2010. Plus, those Olympics were memorable for him for other reasons, too. Now in his fifth Olympics at Sochi, the veteran cross-country skier and ski jumper still has goals. My story for TeamUSA.org: http://www.teamusa.org/Road-to-Sochi-2014/Features/2014/February/12/Billy-Demong-Flying-Higher