FedEx Corp. is elevating Raj Subramaniam to the position of president and chief operating officer in the wake of the departure of David Bronczek, who the company said is making a “personal decision” to retire.

Amazon.com led a $700 million equity investment in Rivian Automotive, the electric pickup and SUV maker preparing to deliver its first vehicles next year.

In the nine years that the American Transportation Research Institute has been producing a list of the worst bottlenecks in the United States, three spots have had the inauspicious honor of landing at the top of the list. These same three are consistently awful, even if from year to year one is worse than the others.

As everyone in the trucking industry knows, the driver shortage persists. With bonuses and incentives tempting drivers to come and go between motor carriers, retention can be a challenge. However, carriers can better manage this turnover by avoiding what Norris Beren calls “threats to retention.”