The Chautauqua County Fire Investigation Team was called to investigate the cause of a fire that broke out Saturday evening at an empty trailer in the Town of Dunkirk. The blaze occurred in the area of a business at 11009 South Roberts Road shortly before 7:30 PM. County dispatchers say firefighters from East Dunkirk and Sheridan responded to the fire and were on scene for approximately three hours. There were no injuries reported.