The man who overpowered and killed a Bowie County (Texas) Sheriff's deputy during a prisoner transport assignment has been declared mentally incompetent for trial, reports KSLA.
Tucker Strickland, 23, allegedly killed Deputy Sheri Jones in April 2011. Police have said Strickland overpowered Jones, grabbed her gun, and shot her in the head.
Deputy Jones was transporting Strickland to a court appointment for assaulting his mother.
Texas Deputy Fatally Shot Transporting Inmate