MONTREAL - If it鈥檚 daytime, odds are a lone box truck is cruising the streets between Toronto and Brampton, Ont., with no one behind the wheel.

Bristling with more than two dozen cameras, radars and "lidar" 鈥 a laser-based measurement of distance 鈥 the vehicle ferries groceries daily from an automated Loblaw Cos. Ltd. warehouse at a supermarket in Etobicoke to its headquarters 25 kilometres west of the city.

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