Recently, when a U.S. aircraft carrier passed through the Strait of Hormuz, an Iranian top commander “stated that Iran’s submarines are able to ambush and hit enemy vessels specially US Aircraft carriers from the seabed throughout the Persian Gulf.” This could be done using its Russian-made, sonar-evading, diesel-electric submarines. A Major General followed up by threatening, “We are not in the habit of repeating the warning and we warn only once” (TheBlaze.com, January 18, 2012). Now with oil sanctions imposed on Iran, a U.S.