Washington has been awaiting Tehran's response to a US proposal that would formally end the war before talks on more contentious issues, including Iran's nuclear programme. WASHINGTON: The US and Iran appeared no closer on Saturday (May 9) to finding an end to their war after the two sides traded fire in the Gulf amid a tenuous ceasefire, while a US intelligence analysis concluded Tehran could withstand a naval blockade for months. Recent days have seen the biggest flare-ups in fighting in and