Dan Muehlfelt, Frank Muehlfelt October 21, 2016 1:15 pm 1800 × 1200 PHOTOS and VIDEO: Opening Day at A-Basin Dan Muehlfelt, left, pins the “I Skied Opening Day 2016” on his brother Frank from Chicago on the opening day of ski season at Arapahoe Basin Ski Area Friday, Oct. 21, 2016. (photo: Jack Dempsey)