Grass Valley Police Department Friday — 81 calls for service 7:32 a.m. — A caller at a business on the 1700 block of East Main Street reported an abandoned or stolen vehicle on their lot. 7:55 a.m. — A caller on the 100 block of North Church Street reported the theft of a backpack from their unlocked vehicle. 11:20 a.m. — A caller on the 300 block of Northstar Place reported an ongoing issue of vehicular burglaries in the area. 1:49 p.m. — A customer at a bakery/coffee shop on the 900 block of Sutton Way called and reported the theft of …