A fire at a Manchester auto body shop on Friday caused around $100,000 in damage, firefighters said.It happened around 12:45 p.m. at a shop on South Willow Street and was brought under control in about 20 minutes. >> Download the free WMUR app to get updates on the go: Apple | Google Play <<No injuries were reported. Officials said the building presented several hazards due to its lightweight construction and the materials inside.