 to clean up its act and to modify its internal processes. Now, earlier this year, there was another serious incident involving the same family of aircraft, the 737 MAX, in which an unused door plug fell off a plane shortly after takeoff. And in the wake of that, it emerged that the door probably hadn't been fitted properly. And there were other allegations of poor quality controls within Boeing's factory. So that was enough for the Department of Justice to reopen its original case