Highlights | Killi saves the best for last in Stoneham Ski Slopestyle | FIS Freestyle Skiing

The 19-year-old from Norway scores 88.80 in the decisive run to claim her first ever World Cup win. 1st run leader Sarah Hoefflin has to settle for second place ahead of teammate Giulia Tanno. Killi and Hoefflin will go head-to-head for the discipline title in Silvalplana. Freestyle is one of the six Olympic disciplines administered the - The International Ski Federation (FIS). The discipline consists of five events Moguls, Aerials, Skicross, HalfPipe and Slopestyle. Freestyle skiing is a young snow sport beginning in the 1950's. Originally, a mix of alpine skiing and acrobatics, the first freestyle skiing competition was held in Attitash, New Hampshire in 1966. A relative newcomer to the Olympic Winter Games, Moguls became an Olympic event in 1992 in Albertville. Aerials were added for the 1994 Olympic Winter Games in Lillehammer. The newest Olympic Winter Games event, Ski Cross, made its debut in Vancouver in 2010. In 2014 halfpipe and slopestyle were added to the Olympic winter schedule. For more information about FIS Freestyle: http://www.fisfreestyle.com Like us on Facebook http://www.facebook.com/fisfreestyle?ref=ts&fref=ts Follow us on Twitter: https://twitter.com/fisfreestyle FIS: As the governing body of international skiing and snowboarding, FIS manages the Olympic disciplines of Alpine Skiing, Cross-Country Skiing, Ski Jumping, Nordic Combined, Freestyle Skiing and Snowboarding, including setting the international competition rules. Through its 116 member nations, more than 6'500 FIS ski and snowboard competitions are staged annually.