WASHINGTON – Chinese-made drones have breached restricted airspace above the nation’s capital hundreds of times in recent months, presenting both a possible security threat and means for foreign adversaries to spy on sensitive US locations, Politico reported Wednesday. The recreational drones, manufactured by the Shenzhen-based company DJI, are created with “geofencing” technology meant to prevent them from buzzing through no-fly zones. However, some users have retooled the devices to work around that restriction, according to the outlet. A simple search on YouTube leads to dozens of videos teaching how to overcome geofencing. Several claim it can be done legally, but...