Iranian forces seized a South Korean oil tanker in the Persian Gulf.

Both Biden and Iran's leaders have said they want to reestablish the non-nuclear deal as soon as possible. So why seize a tanker? That won't help Iran get what it wants.

When the wrecker engages in violent acts toward Iran, we understand this as trying to thwart renewal of the agreement.

When someone in Iran engages in violent acts toward the US, we must speculate that it is someone who has some power and is trying to thwart renewal of the agreement.