MAX’s Return Delayed by FAA Reevaluation of 737 Safety Procedures

[Longtimer]

I imagine this is helping Boeing to keep going, at least if the Military folks promptly pay their bills.

Boeing military aircraft deliveries jump 114% in Q3

Re the aircraft already built and not delivered. The various pictures appear to show engines on most, if not all. Who owns those powerplants? Are they viable on other aircraft?