Also, if you're curious about why Boeing keeps crashing planes and building bullshit that falls apart in the air, then read this article. It's short enough, and it's double-spaced!
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4105514
Wanna search on your own?
The article is titled "Nosedive: Boeing and the Corruption of the Deferred Prosecution Agreement" authored by John C. Coffee
The TLDR is that a DPA is a form of arbitration that interacts with the US Department of Justice to minimize negative publicity for the offending company. In this case, it was used to protect Boeing. Most of its purported 2.5 billion dollar penalty (90% or so) was tax-deductible.