A fire was reported around Greycliff along Interstate 90 Thursday evening.Dispatchers in Sweet Grass County received a call about 6 p.m. of flames behind the rest stop on the south side of the interstate near the Greycliff Mill, and the fire spread quickly.Dark smoke was seen by passersby on Interstate 90, and multiple fire crews are headed to the scene.This is a developing story. Check back for updates. ...read more read less