SAN ANDREAS — Authorities in Calaveras County say law enforcement officers shot and killed a man Thursday evening after he refused to drop an object that was believed to be a rifle.The Calaveras County Sheriff’s Office was responding to multiple 911 calls about 9:45 p.m. Thursday of a white man with a gun who was acting strangely and was on road at Mountain Ranch Road, near Rocky Road.The Sheriff’s Office said the callers described the gun as either an AR- [...]