The 737 affair... https://www.moonofalabama.org/2024/01/boeings-737-max-is-still-a-mess.html#more
(I have heard tell that the several sub-assemblies are sometimes fitted with the aid of alignment bars and hammers...as the holes don't line up...well, I have never worked on flying machines, but I have seen some really bad stuff on the ground!
I am recalling the Comet jets, which had serious problems of metal fatigue and cracks....though to be fair, Comet went on to a long and safe life-time.
bummer Dude!
Will be interesting to see what happens Next The FAA and Boeing cooperation has been so so at times " Like dogs watching television "