CANTON, Mich. Police returned to a cemetery on Tuesday where theyve already dug up several bodies in hopes of solving past homicides. Its phase three of Operation United. Sky 4 was over the scene in Canton on Tuesday at the Knollwood Memorial Park as police oversaw the digging up of unidentified remains in an effort to identify victims of homicide. READ: Operation United aims to ID bodies connected to cold casesThe operation started in the spring of 2019. READ: Police dig up bodies at Plymouth cemetery in attempt to identify Detroit homicide victims