U.S. special operations forces conducted a large-scale counterterrorism raid in northwestern Syria overnight Thursday, in what the Pentagon said was a “successful mission.” Residents and activists reported multiple deaths — including civilians — from the attack. Residents and activists in the area described witnessing a large ground assault, with U.S. forces using loudspeakers asking women and children to leave the area. They described the raid as the biggest operation since the October 2019 killing of Islamic State group leader Abu Bakr al-Baghdadi. There was at least one major explosion. A U.S. official said that one of the helicopters in the...