As war rages between Iran and Iraq, posing a threat to the oil-rich nations of the Persian Gulf, the US Air Force activates a unit in Saudi Arabia-a provisional support squadron at Riyadh Air Base-its first in that country.
The Air Force has begun flying its CV-22 Ospreys again. But that is just the start of a multi-step process to return the fleet to normal operations following a deadly crash last year, the service says.