The US military needs to quickly develop affordable methods to counter small unmanned drones used by Islamic State terrorists to move explosives into an area, the Air Force’s top civilian urged Monday.

As military operations in Iraq and Syria continue, US forces are encountering an “emerging threat” of unmanned aerial systems, Air Force Secretary Deborah Lee James said at a Center for a New American Security event. Over the past several weeks, there have been multiple instances of Islamic State operators in Iraq and Syria buying cheap, off-the-shelf UAS and equipping them with explosives — basically using them as flying bombs, with sometimes fatal results. Continue Reading.