US and Iran exchange intensifying fire across Mideast

DUBAI, United Arab Emirates — The United States launched new airstrikes against Iran early Thursday, and Tehran responded by targeting U.S.-allied Mideast countries in an exchange of fire that threatened an interim deal intended to help end the war in the Middle East. Back-and-forth attacks, including a day earlier, have repeatedly threatened the ceasefire. But Thursday’s appeared bigger all around, with sirens sounding at least three times in Bahrain, home to the U.S. Navy’s 5th Fleet