The United States on Monday said it had been unable, due largely to logistical reasons, to accept an Iranian request for assistance following a helicopter crash over the weekend that killed President Ebrahim Raisi, as Washington offered its condolences.
Archived version: https://archive.ph/kN7hp
They needed an official word from Raisi but he was indisposed at the time.
Kinda like the opposite of out-of-network doctors at your ER.