Searchers scaling back effort to find missing hiker in Grand Teton National Park Search for missing hiker scaled back in Grand Teton National Park and last updated 2021-07-09 20:25:47-04 WYOMING- â The search in Grand Teton National Park for missing hiker Cian McLaughlin is scaling back after almost a month of searching. began on June 13 in Grand Teton National Park. McLaughlin, 27, was last seen June 8 on Lupine Meadows Trailhead in the western part of the park and reported missing June 13 after he failed to show up for work. The search began with helicopters, ground crews, and large search parties looking for the missing hiker.