Reigning AMA Pro Grand National champion Brad Baker and 2012 AMA Pro Grand National champion Jared Mees take an icy corner on the all-new Harley-Davidson Street(TM) 750 during a motorcycle ice racing exhibition. The exhibition, part of a Harley-Davidson sponsorship, will be featured tonight during ESPN’s X Games Aspen broadcast. Fans will help decide if the sport is extreme enough for future X Games winter events by using the hashtag #XGIceRace on Twitter. (PRNewsFoto/Harley-Davidson Motor Company)

Reigning AMA Pro Grand National champion Brad Baker and 2012 AMA Pro Grand National champion Jared Mees take an icy corner on the all-new Harley-Davidson Street(TM) 750 during a motorcycle ice racing exhibition. The exhibition, part of a Harley-Davidson sponsorship, will be featured tonight during ESPN's X Games Aspen broadcast. Fans will help decide if the sport is extreme enough for future X Games winter events by using the hashtag #XGIceRace on Twitter. (PRNewsFoto/Harley-Davidson Motor Company)

Reigning AMA Pro Grand National champion Brad Baker and 2012 AMA Pro Grand National champion Jared Mees take an icy corner on the all-new Harley-Davidson Street(TM) 750 during a motorcycle ice racing exhibition. The exhibition, part of a Harley-Davidson sponsorship, will be featured tonight during ESPN’s X Games Aspen broadcast. Fans will help decide if the sport is extreme enough for future X Games winter events by using the hashtag #XGIceRace on Twitter. (PRNewsFoto/Harley-Davidson Motor Company)