Olympic SnowboardingSochi 2014Snowboarding: men's halfpipe semi-finalsBBC Sport Duration: 1 hour, 8 minutesLive coverage of the men's halfpipe snowboarding semi-final runs from Sochi.GenresSportWinter OlympicsSportWinter SportsSportSnowboardingBrandOlympic SnowboardingSeriesOlympic Snowboarding: Sochi 2014 Source: BBC Online