As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BNA INFLIGHT ORD-RSW. CREW REPORTED CTR TANK FUEL WOULD NOT FEED DURING CRUISE. FLIGHT DIVERTED BNA LANDED WITHOUT INCIDENT. PLACARDED CTR FUEL TANK BOOST PUMPS INOPERATIVE IAW MEL 28-18 & FLIGHT CONTINUED TO DESTINATION. REPLACED THE FEED PLUMBING IN THE CTR TANK. SYSTEM GND CHECKED NORMAL OPERATION CLOSED.