A drone flies during the 4th Intergalactic Meeting of Phantom’s Pilots (MIPP) in an open secure area in the Bois de Boulogne, western Paris, March 16, 2014. Drone operators in France are required to complete a training course to fly an unmanned aerial vehicle and also receive written approval for flights in urban areas. Picture taken March 16, 2014. REUTERS/Charles Platiau (FRANCE – Tags: SCIENCE TECHNOLOGY) – RTR3HM20