The few remaining US service personnel stationed at NAS Keflavik, Iceland left Sept. 30, following the US decision March 30 to close its base there. US military personnel will continue to train and work with Icelandic forces, and Iceland remains under the US and NATO defense umbrella.
The KC-Z4, a blended wing body tanker concept being developed by startup JetZero, could fuel larger groups of aircraft at longer range to hold more targets at risk, company officials say.