Dale Sanders, 91, climbs a section of Mt. Katahdin, Monday, Aug. 31, 2026 in Baxter State Park in Piscataquis County, Maine. (AP Photo/Robert F. Bukaty)

Appalachian Trail hiker Dale Sanders wades across Big Wilson Stream on the 100-Mile Wilderness north of Monson, Maine, Wednesday, July 29, 2026. (AP Photo/Robert F. Bukaty)

Grey Beard is a fitting trail name for 91-year-old Appalachian Trail hiker Dale Sanders, seen enjoying a rest, Wednesday, July 29, 2026, north of Monson, Maine. (AP Photo/Robert F. Bukaty)

Dale Sanders, 91, celebrates after completing a difficult section of Mt. Katahdin, Monday, Aug. 31, 2026, in Baxter State Park in Piscataquis County, Maine. (AP Photo/Robert F. Bukaty)

President Donald Trump walks down the stairs of Air Force One upon his arrival at Joint Base Andrews, Md, Friday, Aug. 28, 2026. (AP Photo/Luis M. Alvarez)

FILE - Army Secretary Dan Driscoll speaks at the United States Army War College in Carlisle, Pa., during the Pennsylvania Defense and Innovation Summit, July 15, 2026. (AP Photo/Matt Rourke, File)

FILE - U.S. Army Secretary Dan Driscoll speaks at the America 250 celebration at Fort Bragg in Fayetteville, N.C., June 10, 2025. (AP Photo/Karl DeBlaker, File)

FILE - Colorado Avalanche's Cale Makar (8) skates during the second period of an NHL hockey game against the Pittsburgh Penguins in Pittsburgh, March 24, 2026. (AP Photo/Gene J. Puskar, File)