Colin Ayers (right), Melanie Stam (center) and Ben Stilin escape whiteout conditions on the Quien Sabe Glacier in North Cascades National Park, Washington, Sept. 10, 2016. After encountering an exhausted 77-year-old Norman Petty on a hike with his wife Barbara, photographer Capt. Nick Anthony, the pictured climbers and Catherine Mitchell (not pictured) led the couple visiting from Dunwoody, Georgia, to safety by transporting Norman Petty more than three miles using an impromptu support system. Anthony, from Norman, Oklahoma, is a U.S. Marine Corps recruiting management officer based in Seattle. Ayers, from Spokane, Washington, is a University of Washington chemical engineering student. Mitchell, from Seattle, is a content project manager at Microsoft. Stam, from Atlanta, is a Microsoft data analyst. Stilin, from Seattle, is a ski instructor at Husky Winter Sports.