By Raf Sanchez
7:51PM GMT 29 Dec 2011
The commander of Iran
's navy said the reconnaissance mission was proof that his fleet had "control over the moves by foreign forces" but it was unclear what intelligence could be derived from the grainy video, which was played triumphantly on state television.
Admiral Habibollah Sayyari's statement came as Iranian ships, helicopters and submarines continued a 10-day war game exercise designed to give credibility to the country's threat to close the Strait and choke off the world's oil supplies if the West moves ahead with sanctions.
The drill is underway in international waters near the Strait and only a few hundred miles from America's Bahrain-based Fifth Fleet. The US Navy has vowed to prevent any closure of the channel, through which 15 million barrels of oil pass every day.
Strait of Hormuz standoff: Iran films US aircraft carrier - Telegraph