That’s a load of horseshit. The plane was at ~5 kilometers when the door plug blew out. The cabin pressure was absolutely higher than the outside atmospheric pressure.
Furthermore, the way the door plugs are mounted in those Boeing models, there’s absolutely nothing that guarantees for them to stay in place against cabin pressure. The only thing keeping them in place is the latches to which the door plug should be fastened with bolts.
That’s a load of horseshit. The plane was at ~5 kilometers when the door plug blew out. The cabin pressure was absolutely higher than the outside atmospheric pressure. Furthermore, the way the door plugs are mounted in those Boeing models, there’s absolutely nothing that guarantees for them to stay in place against cabin pressure. The only thing keeping them in place is the latches to which the door plug should be fastened with bolts.