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WASHINGTON — Key Republicans on the Senate Commerce Committee, including the panel’s chairman, expressed concern over the absence of trucking policy provisions in legislation on autonomous vehicles awaiting a vote in the Senate.

HAWTHORNE, Calif. — Tesla’s success in the passenger-car arena has changed consumers’ perceptions and pushed the limits of what’s possible with electric cars.

MEMPHIS, Tenn. — Autonomous heavy trucks not only show promise to reduce crashes, but they also offer a potential to improve cargo security and driver recruitment, according to executives speaking here at a recent national safety and security conference sponsored by American Trucking Associations.

U.S. Transportation Secretary Elaine Chao on Sept. 12 unveiled updated federal guidance for automated driving systems for industry and states that want to deploy self-driving vehicles.

California is the “incubator” for commercial vehicle innovation that will spread throughout the nation, generating a wave of new powertrains and driver-assistance technologies designed to decrease truck emissions and increase safety and freight efficiency, a vehicle engineering consultant said.

The Wyoming Department of Transportation is preparing to test connected vehicle technology in trucks and government vehicles along Interstate 80 to reduce the number of accidents that occur during the state’s treacherous winter months.

The U.S. House Subcommittee on Digital Commerce and Consumer Protection unanimously approved a legislative markup July 19 to advance self-driving vehicle technology. Navigating the autonomous vehicle landscape has been difficult because of the traditional boundaries it breaks.

Albuquerque Mayor Richard Berry sent a strong message to companies developing and testing driverless technology that his city is opening its arms to them.

Waymo dropped three of four patent-infringement claims in its lawsuit against Uber Technologies Inc. over the startup’s autonomous vehicle program.