IRAN’s Revolutionary Guard navy has unveiled warships equipped with 600-kilometre range missiles at a time of rising tensions with the US in the Persian Gulf, reports the semi-official Tasnim news agency. The announcement was made during a military exercise off the coast of Abu Musa island, one of three Gulf islands under Iranian control but disputed by the United Arab Emirates. The news agency gave no details about the missiles but cited a commander on the need to defend the islands, Reuters...