Courtesy of Interlochen Public Radio: Last week, a Glen Arbor resident won two medals in a slalom ski race, not so uncommon Up North. But this racer is 100 years old. Lou Batori has been skiing for 90 years. “You have to ski to stay young, or you have to be young to ski. Your choice,” Batori said last week, skiing at Nub’s Nob in Harbor Springs.