- Boeing 737-900ER door plugs need checking, FAA saysNPR
- FAA issues alert on door plugs for 2nd Boeing planeTODAY
- FAA tells airlines to check door plugs on second Boeing planeFox Business
- FAA Tells Airlines to Check Door Plugs on Boeing 737-900ERThe New York Times
- Boeing faces new safety alert over earlier generation of 737sCNN