MCHENRY — A detached garage was declared a total loss after firefighters fought off large flames Friday night in unincorporated McHenry County. McHenry Township Fire Protection District responded around 6 p.m. Friday to the 800 block of West Shady Hollow Lane in unincorporated McHenry County for a report of a structure fire, according to a news release from the district. When firefighters arrived, they found a detached garage "heavily involved in fire." The fire was extinguished within about 20 minutes, and damage was limited to the detached garage.