Advertisement4 ex-Memphis police officers charged with Tyre Nichols' murder have been decertifiedMarch 24, 2023Kaitlyn RaddefacebookEmailThis combination of images provided by the Memphis Police Department shows (from left) former police officers Demetrius Haley, Emmitt Martin III, Desmond Mills Jr. and Justin Smith. A Tennessee commission voted to decertify Haley, Martin and Smith. Mills surrendered his certification. (Memphis Police Department via AP)