The U.S. military launched an airstrike at a building in northern Syria targeting what it says were senior Al Qaeda militants and is investigating reports that scores of civilians were killed or injured in the attack, the Pentagon said Friday.
Photos and videos on social media showed bloodied people emerging or being carried from a smoldering building in Aleppo province that local officials said was a mosque filled with worshipers at evening prayer.
The U.S. military insists dozens of militants were killed and denied bombing a mosque.
The Pentagon released a black-and-white aerial photo of a compound that it said showed a small mosque still standing. A much larger...