In a terrifying incident mid air, an off duty pilot sitting identified as Captain Joseph Emerson tried to shut down the engines mid flight by deploying the engine fire suppression system.
Alaska Airlines released this comment..
On Oct. 22, Alaska Airlines Flight 2059 (an Embraer ERJ-175) operated by Horizon Air from Everett, WA to San Francisco, CA reported a credible security threat related to an authorized occupant in the flight deck jump seat. The crew secured the aircraft without incident. Following appropriate FAA procedures and guidance from air traffic control, the flight safely diverted to Portland International read more ⇒
Source:: AirlineRatings.Com