From HSToday:

In late December, Al Qaeda in the Arabian Peninsula (AQAP) released the first installment in a series of videos about security awareness titled, “Combating Spy Airplanes”…Indeed, intelligence and Al Qaeda’s own disclosures clearly show they are devoting considerable time and resources toward developing a variety of countermeasures against drones, especially US Reapers that have taken out many top Al Qaeda leaders and operatives.