Two scientists at the Tennessee Bureau of Investigation’s crime lab will be dedicated to DNA and ballistics testing exclusively for the Memphis Police Department. (Andrew J. Whitaker/The Post And Courier via AP file)

The arrangement between the state and the City of Memphis is separate from an independent crime lab for Shelby County being pursued by Shelby County Mayor Lee Harris and District Attorney General Steve Mulroy. View this article on our website Support quality, local journalism and access exclusive content by becoming a subscriber at dailymemphian.com. .....