Air traffic control for drones is coming. Here’s how it could work
"By 2020, an estimated 7 million drones could be zipping around the country delivering packages, taking photos, inspecting infrastructure or conducting search and rescue missions.
But before that happens, they’ll need a system in place to avoid crashing into each other — or worse, passenger aircraft."
Samantha Masunaga for the Los Angeles Times (5/5/17)