GROTON, MA - Groton Fire began receiving calls for a house fire on Shanendoah Road in the early morning hours of May 5th. Upon the arrival of C1, a two-story detached garage was found fully involved and began to collapse. A second-alarm was struck, bringing in mutual aid to the scene and to cover the stations. Crews had the fire knocked down in a short amount of time and remained on scene for several hours overhauling. The state fire marshal is investigating.