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DETROIT — The U.S. government’s highway safety agency wants detailed information on how Tesla’s Autopilot system detects and responds to emergency vehicles parked on highways.

Two people were killed and at least 10 others were injured late Aug. 30 when seven vehicles plunged, one after another, into a deep hole where a dark, rural highway collapsed as Hurricane Ida blew through Mississippi, authorities said Aug. 31.

Eberspaecher will roll out the next generation of its fuel-operated air heaters before the end of the year, the company announced Aug. 26.

The Canadian National Railway’s $33.6 billion bid to merge with the smaller but strategically significant Kansas City Southern suffered a serious and possibly fatal blow Aug. 31, as the U.S. Surface Transportation Board unanimously voted to reject a vital component of the agreement.

Colonial Pipeline Co., a vital fuel transporter in the Southeast U.S., has restored operations following a temporary shutdown during Hurricane Ida, likely alleviating concerns about a new round of gas shortages in the region.

One-third of small and midsize trucking companies want to reduce emissions but face barriers, a Convoy survey released Aug. 31 showed.

The ports of New Orleans, Baton Rouge and South Louisiana, vital in terms of shipping grain commodities worldwide, have been shut down, and there is no timetable for when they will reopen.

U.S. consumer confidence dropped in August to a six-month low, suggesting concerns over the delta variant and elevated prices are weighing on Americans’ views of the economy now and in the coming months.

The technology for cooling transported goods is moving further into electrification and other means to spur deployments of zero-emission transport refrigeration units, manufacturers said.