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LOUISVILLE, Ky. — In his first official “grass roots outreach” with a room full of truck drivers — and only a month on the job as the nation’s top trucking regulator — Ray Martinez said he hoped the session would not be “an angry event.” It was.

Days after a fatal self-driving-car collision in Arizona, six makers of driverless vehicles came to San Francisco on March 22 to demonstrate their technology — and emphasize its safety features — to city leaders and public-safety officers.

SmartDrive Systems, a provider of video systems and analysis for fleets and drivers, is launching a new risk-management platform that combines data from a variety of sources.

Investor interest in trucking technology remains strong, as venture capital firms have recently put a total of $100 million into two companies that seek to upgrade the way data is used to ensure driver compliance, monitor vehicles and make fleet operations more efficient.

The term “predictive analytics” is becoming increasingly familiar within the trucking industry as fleets look to make better use of the data collected by their back-office and onboard systems.

The anything-goes approach meant to bring autonomous vehicles to Florida won’t change after the first fatal collision.

LOUISVILLE, Ky. — The federal mandate of electronic logging devices has been in effect since late last year, but some truckers still have lingering questions about the finer points of the regulation as tougher enforcement nears.

Less than a year after closing its acquisition of Whole Foods, Amazon.com Inc. is looking for fresh ways to expand its brick-and-mortar retail network while bolstering the online shopping business.

LOUISVILLE, Ky. — More technicians will be needed soon, nearly 77,000 more by 2026. However, plenty of students are in the pipeline. But questions remain about their ability to meet real-world needs in a shop, and about how to keep them once hired, experts said.