Off-duty US pilot who tried to shut down engines was on mushrooms: Documents

Pilots wrestled Joseph Emerson out of the cockpit on Sunday after he lunged for handles that would have starved the engines of fuel and turned the plane into a glider.

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An Alaska Airlines Bombardier Dash 8 Q400 operated by Horizon Air takes off from at Seattle-Tacoma International Airport. (Photo by Jason Redmond / AFP)