The report concluded: "This subsequently left the flight crew with very limited control of the airplane. Because of the 2 degrees. "At 1928:17, the crew reported a fire on engine No. 3 and, subsequently, they indicated [a] loss of thrust on engines No. 3 and No. 4," the report said. [The report attributed the flight crew's announcement of a fire on the No. 3 engine to a "double fault indication of the (engine-fire detection) system," which, according to the system logic, triggered a fire warning, and the crew's "limited field of view from the cockpit to the wing area."]