As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: IN CRUISE FELT A SLIGHT BUMP IN SMOOTH AIR. FOLLOWED BY "SPOILER" ALERT ON EICAS, #5 SPOILER PARTIALLY DEPLOYED. AIRCRAFT DIVERTED AND LANDED SAFELY AT LAX WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT WILL BE SUBMITTED**(OPEN).