right now. Biden is not one of them. It's a long brewing issue in the US - refining capacity. The huge cost and liability of building refineries and keeping them up and running and losing a few of the more inefficient refineries due to the massive drop in demand during covid. The article probably overstates the impact of the Ukraine war.
https://www.nytimes.com/2022/11/10/business/energy-environment/diesel-prices-inflation.html#:~:text=Over%20the%20last%20year%2C%20the%20cost%20of%20diesel%20has%20ballooned,of%20oil%20and%20petroleum%20products.