MONTREAL - Canada's largest supermarket chain Loblaw says it is among the first purchasers of Tesla's new electric truck. A spokeswoman for the Ontario-based company (TSX:L) says it has pre-ordered 25 of the vehicles as part of its strategy to have an all-electric fleet by 2030. First deliveries are expected in 2019. No price for the trucks was provided. Wal-Mart has reportedly pre-ordered 15 vehicles, including 10 for its Canadian routes.