I'm not sure if this is what you are talking about, but I think so, US citizens are extradited to the UK, although I'm not quite sure what distinction "based in

I'm not sure if this is what you are talking about, but I think so, US citizens are extradited to the UK, although I'm not quite sure what distinction "based in the US" means in this context: https://en.wikipedia.org/wiki/UK%E2%80%93US_extradition_treaty_of_2003#US_cases_where_the_treaty_has_been_applied https://en.wikipedia.org/wiki/UK%E2%80%93US_extradition_trea...