As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED- EICAS FLAPS FAIL UPON SELECTING FLAPS 9 FOR APPROACH TO BJC. FLAPS FAILED IN UP POSITION AND COMPLETED QRH PROCEDURE AND DIVERSION TO DEN DUE TO CONTAMINATED BJC RUNWAY. UNABLE TO GET FLAPS RESET ON THE GROUND WITH MOC. CORR ACTION- MX PERFORMED FLAP RESET. CYCLED FLAPS 10 TIMES WITH NO ISSUE, PERFORMED VISUAL INSPECTION WITH NO DEFECTS NOTED. THIS CLEARS AOG SNAG.