This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.MESA COUNTY, Colo. — The Mesa County Sheriff’s Office located the truck connected to the missing teenagers from Northern Colorado on Friday. Authorities found the body of a young female who was since identified as missing Ashley Doolittle and her ex-boyfriend, Tanner Flores. Doolittle was found with a gunshot wound to the head. The Larimer County Sheriff’s Office said Doolittle of Berthoud was reported missing just before 8 p.m. Thursday. She was expected to return home by 7:30 p.m., and when she didn’t, family members searched a nearby area and found her unoccupied vehicle near Lon Hagler Reservoir. After interviews with family members, investigators with the sheriff’s office found Doolittle had recently ended a one-year relationship with Flores, 18.