The debate on drone strikes goes beyond civilian casualty numbers. On August 29, as American troops were accelerating their pullout from Afghanistan, the US military ordered its last drone strike in the 20-year war. The missile destroyed a parked car that military officials said was operated by an Islamic State sympathizer and contained explosives for a suicide attack on the Kabul airport, where American forces and civilians had gathered for evacuation. Chairman of the Joint Chiefs of Staff Gen. Mark Milley told a news conference, “We think that the procedures were correctly followed and it was a righteous strike.” Last…