Grass Valley Police Department Tuesday — 72 calls for service 8:33 a.m. — A caller from the 300 block of Mill Street reported the fraudulent use of a credit card to buy something from Best Buy. 8:56 a.m. — A caller from the 500 block of East Main Street reported a person had broken into a business by drilling the locks. 10:01 a.m. — A caller from a business in the 300 block of Railroad Avenue reported checks had been written on a closed account. 10:36 a.m. — A caller from the 200 block of Mill Street reported a possible …