US / UK interests are well enough aligned that if one had a motive, the other might have done it for them as a favor in return for some other unknown favor. An

US / UK interests are well enough aligned that if one had a motive, the other might have done it for them as a favor in return for some other unknown favor. And whatever issues the UK is having now, it would not have precluded doing something as easy as this. The UK is not my first or even second suspicion, but it could have been them.