The finding suggests that Tehran could continue to throttle the strait to keep energy prices high. WASHINGTON, April 3 (Reuters) - Recent U.S. intelligence reports warn that Iran is unlikely to open the Strait of Hormuz any time soon because its grip on the world’s most vital oil artery provides the only real leverage it has over the United States, according to three sources familiar with the matter. The finding suggests that Tehran could continue to throttle the strait to keep energy prices