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SACRAMENTO, Calif. — Attorneys general in 20 states and the District of Columbia sued the Trump administration July 21, alleging that new federal rules undermine their ability to protect rivers, lakes and streams within their borders.

The Mississippi Transportation Commission has awarded contracts for 18 infrastructure projects.

The COVID-19 pandemic has rendered U.S. roadways emptier and more lethal, according to preliminary data from the National Safety Council.

U.S. aviation regulators announced an important milestone in returning Boeing Co.’s grounded 737 Max jet to service, an event one person familiar with the process said would happen no earlier than October.

The U.S. District Court of Rhode Island has denied the Rhode Island Department of Transportation’s motion for judgment on pleadings related to the state’s hotly contested trucks-only tolling system.

A group of lawmakers is calling on House leaders to temporarily suspend an excise tax on new trucks as part of the next phase of COVID-19 stimulus assistance.

European governments approved the most ambitious climate change plan to date, agreeing to pour more than €500 billion euros ($559.5 billion) into everything from electric cars to renewable energy and agriculture.

Ford Motor Co. and Volkswagen AG warned a swirling legal dispute between two South Korean battery suppliers could threaten their plans to start producing electric vehicles in the U.S.

After six consecutive weeks of increases, the national retail price of diesel fuel fell by five-tenths of a cent to $2.433 a gallon from $2.438 the previous week.

Big technology companies powered stocks higher on Wall Street on July 20, extending the market’s gains after a three-week winning streak.