Update: It has not been officially confirmed, but authorities believe they have found the body of missing Frank Stanley. He had follow off a 100 foot cliff on Bison Peak.
Frank Stanley, 44, from Englewood, Colorado went hiking on Bison Peak on July 25 and has not been seen since.
His blue Jeep was found at the Lost Park trail head last night, and park officials began searching for him, in that area, along with a canine unit.
Frank is a teacher at Ricks Center for Gifted Children at the University of Denver.