Border Patrol fighting drones helping cartels deliver drugs over U.S. border



A tethered aerostat radar system — or “TARS.”


YUMA, Ariz. — Along the U.S.-Mexico border, an air war is underway between drug cartels and federal agents.

One of the most powerful tools to protect the border is suspended high above the Arizona desert.  Agents call it their eye in the sky.

The Tethered Aerostat Radar System — or “TARS” — monitors the entire U.S.-Mexico border. Six blimps, from Arizona to Texas, carry specialized radar that can detect aircraft flying too low for conventional radar to see.

That includes drones — and homemade, low flying planes, that smugglers use to deliver drugs over the border.

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