As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. ORD, AIR INTERRUPT, ORD-LHR. EMERGENCY DECLARED. LANDING UNEVENTFUL. AIRCRAFT OVERWEIGHT. DURING CLIMB CREW A NR 2 ENGINE HPSOV EICAS MESSAGE ACCOMPANIED BY ILLUMINATION OF THE BLEED LIGHT. MAINTENANCE REMOVED AND REPLACED THE NR 2 ENGINE HPSOV IAW AMM 36-11-07.