US military says it may have killed more civilians in latest airstrike in Syria

Another airstrike around the city on Manbij, scene of the worst civilian casualty incident in the campaign against Isis, may have killed several dozen people A day after announcing a formal inquiry into what watchdogs call the United States' worst civilian casualty incident in its war against the Islamic State militant group, the US military said that more civilians may have been killed in another airstrike around the same Syrian city. Manbij, the scene of intense fighting for over two months be...