Iran reversed its decision to reopen the Strait of Hormuz and fired on a tanker attempting to pass the waterway. It warned that it would continue to block transit through the strait as long as the U.S. blockade of Iranian ports remained in effect. By The Associated Press Iran reversed its decision to reopen the Strait of Hormuz and fired on a tanker attempting to pass the waterway on Saturday. It also warned that it would continue to block transit through the strait as long as the U.S. blockad... [18557 chars]