Related Program: Local News Hour Park City Winter School Graduate Killed In Vail Avalanche By Leslie Thatcher • Jan 9, 2014 Related Program: Local News Hour TweetShareGoogle+Email The grandson of one of Vail's co-founders who died Thursday in an avalanche that also trapped - temporarily - three others, was a graduate of the Park City Winter School. KPCW's Leslie Thatcher has more. Listen Listening... / 3:00 Tags: Tony SeibertColoradoDave KauffmanPark City Winter SchoolAvalancheTweetShareGoogle+EmailView the discussion thread. Related Content Backcountry Danger Won't End Soon By Rick Brough • Dec 24, 2013 The recent snowfall, laden with moisture, has made avalanche danger considerable and it may be that way until February. Rick Brough has more. Skier Trapped After Alta Avalanche By Leslie Thatcher • Dec 11, 2013 Utah Avalanche Center A backcountry skier dragged into a ravine by an avalanche Monday was saved by a special air bag she deployed in a bid to stay afloat. KPCW's Leslie Thatcher has more.