AP Top News at 3:10 a.m. EDT

US military says it fired on another merchant vessel trying to breach its blockade of Iranian portsIRBIL, Iraq (AP) — The U.S. military said Friday that it fired on another merchant vessel that was trying to breach its blockade of Iran's ports, while the Islamic Republic targeted American strongholds around the Persian Gulf. The U.S. and Iran showed no sign of backing away from their conflict after a 13th straight night of strikes. With fighting flaring again and diplomacy uncertain, both sides made moves suggesting an escalation was possible. U.S. embassies in the Middle East began alerting Americans in the region that options to leave could become more limited, while Iran’s Revolutionary Guard advised residents of neighboring countries to stay away from bases with U.S.Trump says the US w