WASHINGTON Five federal agencies opened their briefing folders simultaneously on Monday, and with that, the defense logic of American skies shifted fundamentally. The Department...

WASHINGTON Five federal agencies opened their briefing folders simultaneously on Monday, and with that, the defense logic of American skies shifted fundamentally. The Department of Homeland Security, Department of Transportation, Department of War, Department of Energy, and Department of Justice jointly signed a memorandum spearheaded by a White House task force, vowing to end the era of "every agency for itself" in counter-drone operations. On the surface, it's a routine interagency handshake. But read the fine print, and the scent of gunpowder is unmistakable. Just months ago, the FBI confiscated more than 700 drones that breached restricted airspace during the World Cup, and even disrupted an alleged plot to use drones carrying explosives in an attack...

WASHINGTON Five federal agencies opened their briefing folders simultaneously on Monday, and with that, the defense logic of American skies shifted fundamentally. The Department of Homeland Security, Department of Transportation, Department of War, Department of Energy, and Department of Justice jointly signed a memorandum spearheaded by a White House task force, vowing to end the era of "every agency for itself" in counter-drone operations. On the surface, it's a routine interagency handshake. But read the fine print, and the scent of gunpowder is unmistakable. Just months ago, the FBI confiscated more than 700 drones that breached restricted airspace during the World Cup, and even disrupted an alleged plot to use drones carrying explosives in an attack...