Cantrell Exits KWEN/Tulsa: Cox's KWEN/Tulsa PD Karla Cantrell exited yesterday after 15 years, the last 10 as PD/middayer. She says she's ready to "move to the next opportunity with a passion for change after such a long and wonderful run at K95.5FM." Reach her here. Meanwhile, KWEN APD Matt Bradley is handling programming duties while OM Steve Hunter looks for her replacement. Send materials here.