STOCKTON — A former Memphis police officer has been arrested and is awaiting extradition to California on charges relating to sexual acts against a minor in San Joaquin County.Andrew Hellums, 28, was taken into custody Friday by the U.S. Marshals’ fugitive task force with assistance from the Olive Branch Police Department in Mississippi.According to the San Joaquin County District Attorney’s Office, Hellums was wanted on a warrant and complaint filed on [...]