“Drones can deliver pizza and packages, but it’s illegal to fly them near aircraft under U.S. law. Yet, the Federal Aviation Administration logged 1,274 reports of ‘possible’ drone sightings to air traffic control between February to September of 2016, a 46 percent increase from the same period the year prior, the agency said last week.”
Source: There Were 46% More Potential Near-Misses Between US Planes and Drones – Nextgov.com