A Colorado School of Mines physics graduate used his slacklining skills to rescue a friend hanging from a chairlift at Arapahoe Basin Ski Area, climbing a ski lift tower and sliding across 30 feet of cable before cutting the man's entangled backpack.Mickey Wilson '11, MS '12, a professional slackliner and part-time ski instructor at Arapahoe Basin, was interviewed by Good Morning America, which featured footage of the dramatic rescue. The skier was treated for injuries, including a broken rib, but was released from the hospital Thursday, Wilson said.Denver Post: Man hanging unconscious by ....