'That is the kind of person he was.': Waco PD mourns loss of officer who continued to serve amid cancer battle Funeral service to be held Monday, Dec. 28 and last updated 2020-12-28 22:50:04-05 WACO, TX â On Saturday, the Waco Police Department announced the loss of Waco Police Officer William Michael McKinney. He leaves behind a wife, a daughter, his father, his sister, as well as a community he spent a lifetime giving back to. "Ofc. McKinney lost his battle with cancer Saturday, December 19, 2020," Officer Garen Bynum wrote in a post on the department's Facebook page. "Ofc. McKinney wa...