Eric Garner is buried in Rosedale Cemetery, a sweeping expanse of land in Linden, New Jersey, located just across the river from Manhattan. His funeral was in July, after a white police officer choked him to death on Staten Island. Known around town as a peaceable soul, Garner had been accused of selling untaxed cigarettes. He had six children and a wife, but he did not have a weapon. He lived to the age of 43, and his last words were “I can’t breathe.” Despite a wealth of video evidence and a coroner’s report that labeled the incident a homicide,...