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The Editors

Gatwick’s Drone Debacle Should Be a Wake-Up Call

Defending against wayward UAVs is a serious challenge. Technology can help.

Merry Christmas.

Merry Christmas.

Photographer: Glyn Kirk/AFP/Getty Images

Season’s greetings, travelers! Here’s something new to worry about: Your trip may be disrupted by drones.

This week, London Gatwick, Britain’s second-busiest airport, had to be shut twice after unmanned aerial vehicles entered its airspace in what police called a “deliberate act.” Some 10,000 passengers were diverted, hundreds of flights were delayed, and chaos reigned on the ground. The army had to be called in.