translate English to French: Piotr Dolgov should have test a space suit (Sokol), he jumped at 28 640m but broke his visor, the suit depressurised and he died.
Piotr Dolgov devait tester une combinaison spatiale (Sokol), il sauta à 28 640m mais cassa sa visière, la combinaison se dépressurisa et il mourut asfixié.