As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 438 - LAS-PHL - EMERGENCY LANDING - AFTER 2 HOURS FLIGHT TIME, BRAKES / ANTISKID / NOSEWHEEL STEERING FAULT. AIRCRAFT HAD AN MEL ON THE BSCU 1 SYSTEM BRAKE / NOSE WHEEL STEERING. DECLARED EMERGENCY. LANDED WITHOUT NO NOSE WHEEL STEERING. AIRCRAFT WAS TOWED TO THE GATE. ACCOMPLISHED FIM 32-42-00-810-867 WITH NO FAULTS FOUND. REMOVED AND REPLACED NOSE WHEEL STEERING SWITCH 5GG AS PRECAUTION. OPERATIONAL CHECK WAS GOOD.