New challenges in Syria as militants weaponized drones

FILE- In this March 1, 2013 file photo, anti-Syrian President Bashar Assad protesters hold the Jabhat al-Nusra flag, as they shout slogans during a demonstration, at Kafranbel town, in Idlib province, northern Syria. Insurgent groups like Hezbollah and the Islamic State group in Syria have learned how to weaponize surveillance drones and use them against each other, adding a new twist to the country's civil war, a U.S. military official and others say. FILE- In this March 1, 2013 file photo, anti-Syrian President Bashar Assad protesters hold the Jabhat al-Nusra flag, as they shout slogans during a demonstration, at Kafranbel town, in Idlib province, northern Syria. Insurgent groups like Hezbollah and the Islamic State group in Syria have learned how to weaponize surveillance drones and use them against each other, adding a new twist to the country's civil war, a U.S. military official and others say. WASHINGTON (AP) -- Militant groups like Hezbollah and the Islamic State group have learned how to weaponize surveillance drones and use them against each other, adding a new twist to Syria's civil war, a U.S. military official and others say.