Iran has struck radar systems, satellite communications and mission-critical aircraft at US bases across Bahrain, Qatar, Kuwait, Saudi Arabia and the UAE.
The Air Force's E-4B, which the president would use to direct forces during nuclear war, is nearing the end of its life and will be replaced by the SAOC.
The latest figure is 2.2 percentage points higher than last year’s selection rate, and 4.3 percentage points higher than the recent low of 18.2% in 2021.