The rules governing the use of steel and aluminum in cars have emerged as the latest obstacle to completing a revised NAFTA deal between the U.S., Mexico and Canada in time for congressional approval by year’s end.

The Securities and Exchange Commission and federal prosecutors on Dec. 5 charged two former top executives of Indianapolis-based trucking company Celadon Group Inc. for their participation in an accounting fraud in 2016 and 2017 that allegedly inflated the company’s income and earnings per share.

Commercial vehicle inspectors will not offer a “soft enforcement” grace period for truckers who have not migrated to electronic logging devices from grandfathered automatic onboard recording devices by Dec. 17, the date that full enforcement of the federal ELD rule takes effect.

The OPEC oil-producing countries and ally Russia said Dec. 6 they have agreed to cut their crude production by an extra 500,000 barrels a day as they try to support global energy prices.