(USA/Gulf) What’s behind the significant build-up of US firepower in the Gulf (Alex Gatopoulos, Al Jazeera)

The last few weeks have seen a sharp build-up of American combat power in the Gulf.

Already home to the formidable 5th Fleet – based in Bahrain – the US Navy recently sent a powerful Ohio-class submarine, the USS Georgia, escorted by two guided-missile cruisers – the USS Port Royal and USS Philippine Sea – through the Strait of Hormuz into the Gulf.