Shoshone Lake

Kim Crumbo and Mark O'Neill Mark O'Neill, 67, of Chimacombe, Washington, and Kim Crumbo, 74, of Ogden, Utah, both retired from the National Park Service, were reported missing by a family member on September 19, 2021, after they failed to return from their four-night backcountry trip.

On Sunday, September 19, park crews located a vacant campsite with gear on the south side of Shoshone Lake as well as a canoe, paddle, personal flotation devices and other personal belongings on the east shore of the lake, the National Park Service said.

Despite Mark's body being found the next day and after an autopsy concluded he had died of hypothermia, Kim's whereabouts are still unknown.

Yellowstone National Park officials have confirmed that the search for Kim is now being called a recovery mission, as the authorities say they are looking for remains at this point.

Recovery efforts for Kim Crumbo included boat crews and foot searches.

Sonar equipment, dog teams, and helicopter crews also joined the effort, but no trace of Kim has been found.

If you have information that could help investigators piece together a timeline of events, or if you are in the Shoshone Lake area between September 12-19, 2021, please contact the National Park Service at 307-344-2428.

Joel Thomason 31-year-old Joel Thomason went on a solo hike in Yosemite National Park, telling friends of his plans to hike from Hetch Hetchy to then fish in Lake Elinor and then return to Hetch Hetchy.

Kim Crumbo and Mark O'Neill Mark O'Neill, 67, of Chimacombe, Washington, and Kim Crumbo, 74, of Ogden, Utah, both retired from the National Park Service, were reported missing by a family member on September 19, 2021, after they failed to return from their four-night backcountry trip.

On Sunday, September 19, park crews located a vacant campsite with gear on the south side of Shoshone Lake, as well as a canoe, paddle, personal flotation devices and other personal belongings on the east shore of the lake, the National Park Service said.

Despite Mark's body being found the next day and after an autopsy concluded he had died of hypothermia, Kim's whereabouts are still unknown.

Yellowstone National Park officials have confirmed that the search for Kim is now being called a recovery mission, as the authorities say they are looking for remains at this point.

Recovery efforts for Kim Crumbo included boat crews and foot searches.

Sonar equipment, dog teams, and helicopter crews also joined the effort, but no trace of Kim has been found.

If you have information that could help investigators piece together a timeline of events, or if you are in the Shoshone Lake area between September 12th through the 19th, 2021, please contact the National Park Service at 307-344-2428.

31-year-old Joel Thomason went on a solo hike in Yosemite National Park, telling friends of his plans to hike from Hetch Hetchy to then fish in Lake Elinor and then return to Hetch Hetchy.

Kim Crumbo and Mark O'Neill Mark O'Neill, 67, of Chimacombe, Washington, and Kim Crumbo, 74, of Ogden, Utah, both retired from the National Park Service, were reported missing by a family member on September 19, 2021, after they failed to return from their four-night backcountry trip.

On Sunday, September 19, park crews located a vacant campsite with gear on the south side of Shoshone Lake as well as a canoe, paddle, personal flotation devices and other personal belongings on the east shore of the lake, the National Park Service said.

Despite Mark's body being found the next day and after an autopsy concluded he had died of hypothermia, Kim's whereabouts are still unknown.

Yellowstone National Park officials have confirmed that the search for Kim is now being called a recovery mission, as the authorities say they are looking for remains at this point.

Recovery efforts for Kim Crumbo included boat crews and foot searches.

Sonar equipment, dog teams, and helicopter crews also joined the effort, but no trace of Kim has been found.

If you have information that could help investigators piece together a timeline of events, or if you are in the Shoshone Lake area between September 12th through the 19th of 2021, please contact the National Park Service at 307-344-2428.

Joel Thomason 31-year-old Joel Thomason went on a solo hike in Yosemite National Park, telling friends of his plans to hike from Hetch Hetchy to then fish in Lake Elinor and then return to Hetch Hetchy.

Kim Crumbo and Mark O'Neill Mark O'Neill, 67, of Chimacombe, Washington, and Kim Crumbo, 74, of Ogden, Utah, both retired from the National Park Service, were reported missing by a family member on September 19, 2021, after they failed to return from their four-night backcountry trip.

On Sunday, September 19, park crews located a vacant campsite with gear on the south side of Shoshone Lake as well as a canoe, paddle, personal flotation devices and other personal belongings on the east shore of the lake, the National Park Service said.

Despite Mark's body being found the next day and after an autopsy concluded he had died of hypothermia, Kim's whereabouts are still unknown.

Yellowstone National Park officials have confirmed that the search for Kim is now being called a recovery mission, as the authorities say they are looking for remains at this point.

Recovery efforts for Kim Crumbo included boat crews and foot searches.

Sonar equipment, dog teams, and helicopter crews also joined the effort, but no trace of Kim has been found.

If you have information that could help investigators piece together a timeline of events, or if you are in the Shoshone Lake area between September 12th through the 19th of 2021, please contact the National Park Service at 307-344-2428.

Joel Thomason 31-year-old Joel Thomason went on a solo hike in Yosemite National Park, telling friends of his plans to hike from Hetch Hetchy to then fish in Lake Elinor and then return to Hetch Hetchy.

Mark O'Neill, 67, of Chimacum, Washington and Kim Crumbo, 74, of Ogden, Utah, both retired from the National Park Service, were reported missing by a family member on September 19th, 2021 after they failed to return from their four-night back country trip.

On Sunday September 19th, park crews located a vacant campsite with gear on the south side of Shoshone Lake as well as a canoe, paddle, personal flotation devices and other personal belongings on the east shore of the lake, the National Park Service said.

Despite Mark's body being found the next day and after an autopsy concluded he had died of hypothermia, Kim's whereabouts are still unknown.

Yellowstone National Park officials have confirmed that the search for Kim is now being called a recovery mission as the authorities say they are looking for remains at this point.

Recovery efforts for Kim Crumbo included boat crews and foot searches.

Sonar equipment, dog teams and helicopter crews also joined the effort, but no trace of Kim has been found.

If you have information that could help investigators piece together a timeline of events or if you were in the Shoshone Lake area between September 12th through the 19th, 2021, please contact the National Park Service at 307-344-2428.

Joel Thomason.

Mark O'Neill, 67, of Chimacum, Washington, and Kim Crumbo, 74, of Ogden, Utah, both retired from the National Park Service, were reported missing by a family member on September 19th, 2021 after they failed to return from their four-night backcountry trip.

On Sunday, September 19, park crews located a vacant campsite with gear on the south side of Shoshone Lake, as well as a canoe, paddle, personal flotation devices, and other personal belongings on the east shore of the lake, the National Park Service said.

Despite Mark's body being found the next day and after an autopsy concluded he had died of hypothermia, Kim's whereabouts are still unknown.

Yellowstone National Park officials have confirmed that the search for Kim is now being called a recovery mission, as the authorities say they are looking for remains at this point.

Recovery efforts for Kim Crumbo included boat crews and foot searches.

Sonar equipment, dog teams, and helicopter crews also joined the effort, but no trace of Kim has been found.

If you have information that could help investigators piece together a timeline of events, or if you were in the Shoshone Lake area between September 12th through the 19th, 2021, please contact the National Park Service at 307-344-2428.

Joel Thomasson.

Mark O'Neill, 67, of Chimacum, Washington and Kim Crumbo, 74, of Ogden, Utah, both retired from the National Park Service, were reported missing by a family member on September 19th, 2021 after they failed to return from their four-night backcountry trip.

On Sunday, September 19, park crews located a vacant campsite with gear on the south side of Shoshone Lake as well as a canoe, paddle, personal flotation devices and other personal belongings on the east shore of the lake, the National Park Service said.

Despite Mark's body being found the next day and after an autopsy concluded he had died of hypothermia, Kim's whereabouts are still unknown.

Yellowstone National Park officials have confirmed that the search for Kim is now being called a recovery mission as the authorities say they are looking for remains at this point.

Recovery efforts for Kim Crumbo included boat crews and foot searches.

Sonar equipment, dog teams and helicopter crews also joined the effort, but no trace of Kim has been found.

If you have information that could help investigators piece together a timeline of events or if you were in the Shoshone Lake area between September 12th through the 19th, 2021, please contact the National Park Service at 307-344-2428.

Joel Thomason.