The multipurpose nuclear attack carrier the U.S.S. Dwight D Eisenhower is leading the naval assault group which has arrived in the eastern Mediterranean.
It is in close proximity to the coast of Syria. On board the ship are 70 fighter-bombers and a total 8,000 US servicemen.
The Dwight D Eisenhower joined the amphibious assault helicopter carrier Iwo Jima, which has been in the area for almost two weeks.
In all there are now 17 Amercian warships off the Syrian coast.