An American P-8 Posiedon successfully conducted a coordinated missile launch using two AGM-84D Harpoons against a target barge in Norway.
The U.S. Air Force wants to deliver cargo around the worldusing massive reusable rockets.
It is understood that the crew have safely evacuated after the vessel caught fire under "unclear circumstances".
Belarus has used a MiG-29 jet to force a Ryanair airliner to land in order to arrest journalist Roman Protasevich.
Cavour is now cleared to operate F-35B jets.