What to know about Iran's low-cost, long-range Shahed drones wreaking havoc in the Middle East

What to know about Iran's low-cost, long-range Shahed drones wreaking havoc in the Middle East "Iran's use of UAS has been a cost-effective strategy," one expert said. While U.S. military officials say they have decimated the Iranian navy and air force and control the country's airspace, one…