MESA COUNTY, Colo. — Three federal firefighters were killed and two were injured Saturday in a wildfire burning near the Colorado-Utah border, according to the U.S. Department of the Interior. In a release, the department said it happened in a burnover incident resulting in shelter deployment. The firefighters were assigned to the Knowles and Gore fires near the states border. The two injured firefighters are being treated for burn injuries, according to the department.