The accident took place ______.

An army dentist was killed and another soldier injured when they fell 500 ft. during an expedition to climb North America’s highest peak. Major Mark Trevillyan, attached to the Royal Amy Dental Corps at Bicester and believe to be in his early thirties, died after falling on Mount Mckinley in Alaska. He was attached by rope to Lance Corporal Paul Holmes, 27, who suffered concussion.