Trump is currently choosing the option of continuing the blockade. And if there is an agreement, he says, what's wrong.
It happens when there are 2 events that he might not want to spoil: a summit in the Emirates regarding Ukraine today, and next week - possibly - a tripartite summit between him and the presidents of China and Russia.
Meanwhile: a third aircraft carrier on its way to the Middle East, and also an amphibious battle group.