While there is no widespread drying up of fuel in the worst-hit ports, availability is steadily tightening in specific regions, particularly around low-sulfur blends.
A strong supply-demand balance has developed in favor of container shipping lines, with rate increases and surcharges sticking amid an early start to the peak season.
The Knight Transportation co-founder helped create the modern truckload business and built Knight-Swift into a diversified $6.7 billion transportation company.