air-traffic control exactly what you're doing. >> when able give me the nature of the emergency. >> the part of this plane that failed, the part will now need to be inspected is on the left side oaf the plane's fuselage. it's where a door can be installed at the boeing factory, but it all depends on the seating configuration that's ordered by the airline. this plane did not have a door there. instead it's had what's called a door plug. this plane rolled off the boeing factory floor in washington only a few months ago. october 15th was the first flight. 150 flights since then for alaska airlines, but this has really thrust boeing back under the microscope. the latest in a litany of issues