Gregory Morrow > wrote:

> IIRC Stanley the passenger manifests are transmitted to the TSA or whoever
> after the passengers have actually checked in and the flight has taken off.
> The various foreign governments (in this case the UK) do not act as agents
> of the TSA *per se*, they just transmit the passenger manifests to the US
> government. There was initially some controversy over this, as some
> governments thought it was intrusive and abrogated their sovereign rights
> (the Czech Repbublic was one most recently). But it's a requirement now for
> US - bound flights, e.g. if the foreign governments don't cooperate in this
> matter then their flights cannot receive clearance to land in the USA...

But the plane did land in the United States.