Thirteen civilians from the same family were killed and another 15 wounded in a U.S. Air strike on Taliban fighters in eastern Afghanistan.

US forces-Afghanistan said it has launched an investigation into the incident which an afghan official said also killed more than a dozen insurgents hiding in a house in Dasht-e-Bari village in volatile Logar province near Kabul on Wednesday.

It comes days after Afghan officials said the Country’s own air force killed up to 13 civilians in separate strikes targeting a Taliban base in the western province of Herat.