Interesting note here, reporting "chatter."
If you can't read Arabic, then the link contained in the above may not make much sense but there are those pictures of U.S. aircraft carriers and other vessels over there, including some as they transit the Suez Canal. The nearby photo is a case in point.
Hat tip: My Pet Jawa
UPDATE: See Galrahn's report in this area at his post "Disturbing Direct Mujahideen Threat Against US Navy". and the links therein.
Disturbing, too, is the concept of intel collection on the family members of U.S. Navy forces.
Asymmetric war is still war.