Yet another Texas terminal is preparing to export oil, even as the pandemic continues to hammer global demand for U.S. crude.

More than 10,000 positive drug tests for marijuana were reported to the federal Drug & Alcohol Clearinghouse through the end of May this year, distinguishing pot by far as the banned drug of choice for truck drivers failing tests, according to new numbers released in a Clearinghouse report June 11.

It has been more than six years since America’s public companies began searching for African “conflict minerals” throughout their supply chains, and it remains difficult for trucking-related companies to know if some of their products are being made using tantalum, tin, tungsten or gold, or “3TG,” mined and refined in Congo and nine of its neighbor countries.

A new study says that while autonomous vehicle technology has great promise to reduce crashes, it may not be able to prevent all mishaps caused by human error.