Scarborough police are investigating vandalism to the Maine Police and Fire shop on Route 1 where blue paint was poured over a number of guns and crossbows and slogans were painted on the walls.

The damage, estimated at between $60,000 and $75,000, was discovered at noon Monday. The shop, located at 715 Route 1, had been broken into and the inside doors and walls were spray-painted with messages about animal killing, police said.

Ammunition was dumped on the floor, desks were overturned and a television was smashed, police said. The store will be closed until Tuesday.