Snowbird 's Mitchell Brower , 17 , survived Saturday 's men 's slalom .
Snowbird 's Mitchell Brower , 17 , won by . 83 seconds on a day when 45 of the 81 starters went off the course .
Snowbird 's Mitchell Brower , 17 , survived Saturday 's men 's slalom and won by . 83 seconds on a day when 45 of the 81 starters went off the course .