Interesting. Either it's tin foil, or he's let a bit of secret information out of the bag.
remember, most rent-a-car company in the USA are using them too
I guess this guy could be referring to the "blue force tracker" system, which uses GPS to let American vehicles (and select vehicles of our allies) show their position to other friendly units.
The Italian team should have known what to expect, but it appears they didnt realise how sophisticated the American military are, said Selva.
Frankly, I think he's trying to put a bit of the ol' worry bug in any "insurgents" (that actually hurt to type!), nee' Terrorists minds about just exactly what the US Military can and can't do. Don't be out driving after curfew, the satellites (or UAV's) may pick up your heat source and "blammo", your gone.