Sheriff's deputies have arrested a suspect in the murder of a man living in a squatters' campsite near Breckenridge Ski Resort.Gregory Scott Gavin, 50, was arrested on suspicion of second degree murder, according to the Summit County Sheriff's Office.The body of Karl Fred Kohler, 45, was found near the Burro Trailhead on May 19. Investigators said he was a transient living in a tent at an unauthorized campsite.Summit County Sheriff's Capt. Jaime FitzSimons said it's not unusual for people working seasonal jobs in Breckenridge to camp in the woods rather than renting housing in town. Other squatters camps were found in the area, he said.The Summit County Coroner said the manner of death was homicide due to blunt force trauma. Workers at a nearby gas station told 7NEWS that deputies said the body appeared to have been hit in the head with a baseball bat.Officials said deputies conducted dozens of interviews and processed hundreds of pieces of evidence."Our detectives did a phenomenal job," said Undersheriff Derek Woodman. "Over the past three weeks they have devoted themselves entirely to this investigation. Based on physical evidence and confirmation from DNA lab analysis, we feel confident we have put together a solid case."Woodman said Gavin had been the primary suspect from the onset of the investigation.