NextGen U.S. air traffic overhaul aims to improve safety with new technology . He realized his love of flying , which he 'd cherished since his teens , had suddenly disappeared . The FAA is expected to approve the plan in a few weeks and begin testing it on planes by 2015. Steps being taken to protect GPS-based tracking from `` spoofing '' hackers . DOT warns about security gaps unless authorities coordinate on tracking coverage .
NextGen U.S. air traffic overhaul aims to improve safety with new technology . The FAA is expected to approve the plan in a few weeks and begin testing it on planes by 2015. Steps being taken to protect GPS-based tracking from `` spoofing '' hackers . DOT warns about security gaps unless authorities coordinate on tracking coverage .