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Michigan auto dealers are trying to block startup electric carmakers including Rivian Automotive Inc. and Lucid Motors Inc. from following in Tesla Inc.’s footsteps by selling vehicles directly to consumers and servicing them in the state.

The chairman of a federal drug-testing advisory board that developed the controversial proposed mandatory guidelines for hair drug testing of truck drivers, other workers in safety-sensitive jobs and federal employees has responded to what he called “misconceptions” about the proposal by opponents.

The U.S. Postal Service must live up to its responsibilities to timely process election mail by treating it as a priority, a New York judge ordered Sept. 21, adding that the agency’s workers should be permitted to make extra deliveries and work overtime near the November presidential election.

The Federal Motor Carrier Safety Administration has created a panel of commercial drivers to contribute to the agency’s Motor Carrier Safety Advisory Committee.

Trevor Milton has voluntarily stepped aside as executive chairman and board member of Nikola Corp., the electric truck company he created, it was announced Sept. 21.

Technology shares pushed U.S. stocks to a six-week low as investors searched for new catalysts to give direction to global markets. The dollar strengthened and Treasuries were little changed.

Amazon .com Inc.’s self-driving-car unit, Zoox Inc., is getting a green light from California to test autonomous vehicles on public roads without a safety driver, becoming the fourth company to receive the state’s blessing for truly driverless testing.

Three organizations and the Teamsters union have filed a petition in federal court challenging the final rule on changes to hours-of-service regulations.

Canada is extending the agreement to keep the U.S. border closed to nonessential travel to Oct. 21 during the coronavirus pandemic.

Peterbilt and Kenworth separately announced California customers for their medium-duty battery-electric trucks are eligible for a $95,000 voucher from the California Air Resources Board.