U.S. Transportation Secretary Anthony Foxx says his counterpart ministers from the Group of Seven nations welcomed the new U.S. guidelines on regulating self-driving cars at a weekend meeting in Japan, and they agreed to work together to maintain safety.
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Foxx called the guidelines released earlier this month the most comprehensive on autonomous vehicles. He said Sunday they got an "enthusiastic reception" at the meeting in Karuizawa, a resort town northwest of Tokyo.
Foxx, speaking in a telephone interview with The Associated Press, stressed road tests must continue to encourage innovation in the technology, noting self-driving cars shouldn't be held up to "perfection," and crashes happen with regular vehicles.
He declined to comment on the investigation into the Tesla Autopilot system, which was involved in a fatal crash.