In the Persian Gulf, the US "Doomsday Aircraft" are flying (video)
US military E-6B Mercury aircraft are flying in the Persian Gulf in response to ongoing US-Israel attacks on Iran, designed as airborne command centers for nuclear war.
Doomsday Plane: An Air Operations Center Protecting U.S. National Security
The American E-4B, known as the 'Doomsday Plane', serves as an airborne command center allowing U.S. military forces to manage operations during major crises and potential nuclear wars.