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U.S. regulators are investigating a fatal accident involving a Tesla Motors Inc. sedan that was driving on autopilot, drawing scrutiny to a key technology the electric-vehicle maker is betting on for the future of self-driving cars.

WASHINGTON — Automated vehicles can be the biggest asset in improving the safety of America’s roads, Christopher Hart, chairman of the National Transportation Safety Board, said in a speech June 30 at the National Press Club.

Telematics provider Geotab introduced a telematics device, Go Rugged, intended for harsh outdoor environments and developed for fleets with industrial heavy-duty and service vehicles.

Drivers are gaining two new options in the ongoing struggle to find a place to park during rest periods.

Cellphone-signal equipment provider weBoost introduced a booster kit for longhaul drivers.

Mobile solutions provider LinkeDrive Inc. said it reached agreement with TravelCenters of America, operator of the TA and Petro Stopping Centers travel center brands, for technicians at some locations to be trained on installing and servicing LinkeDrive’s PedalCoach mobile app.

Rand McNally, based in Skokie, Illinois, launched three new models of dashboard cameras on June 23 to assist with accidents and safety documentation.

Orders for U.S. business equipment unexpectedly declined in May by the most in three months, pointing to weakness in investment even before the likely damage to confidence stemming from U.K. voters’ decision to leave the European Union.

The Obama administration is opening U.S. skies to more commercial drones with long-awaited regulations that the government hopes will spawn new industries for inspecting bridges, monitoring crops and taking aerial photography.