Police officers over the weekend found a severed pig’s head and blood smeared on and around a doorway at a home in California that an expert who testified for the defense in the trial of former Minneapolis police officer Derek Chauvin used to live in. A group of vandals dumped the pig’s head in front of and splattered blood on the house in west Santa Rosa, the city’s police department said. Photographs disseminated by authorities showed blood smeared across the home’s garage doors and splattered on and around its front door. “Officers arrived to find the front of the victim’s house smeared with what appeared to be animal blood and a decapitated pig’s head near the front porch,” the Santa Rosa Police Department said in a statement. The home used to be the residence of Barry Brodd, a retired police officer who was called by the defense in Chauvin’s trial …