As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE AT ALT, LEAD F/A REPORTED A BURNING ELECTRICAL SMELL ALONG WITH A SHORT TERM HAZE THAT DISSIPATED, AND SMELL DECREASED, THEN EICAS "R RECIRC FAN" AND INOP LIGHT IN R RECIRC BUTTON APPEARED SELECTED R RECIRC FAN OFF. FLIGHT CONTINUED ON AND LANDED WITHOUT INCIDENT. MAINTENANCE R&R RT RECIRCULATION FAN. OPS CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE.