Defence Secretary Philip Hammond has named the pilot killed in Tuesday's Tornado crash as Flight Lieutenant Hywel Poole.
Squadron Leader Samuel Bailey and Flight Lieutenant Adam Sanders are still missing presumed dead.
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The treatment uses cancer-killing immune cells taken from donor blood, which are multiplied in the lab.
The Argentine navy announced that a sound thought to be an explosion had been detected by US and specialist agencies leading the search.
Earlier this month the Kill Bill star said she was too angry to share her thoughts on the allegations swirling around Hollywood.