exploser en vol signifie anglais

blow [blew, blown, blowing, blows]▼◼◼◼(to fail suddenly destructively)
verb
[UK: bləʊ] [US: ˈbloʊ]

come to grief▼(to have a disastrous outcome)
verb
[UK: kʌm tuː ˈɡriːf] [US: ˈkəm ˈtuː ˈɡriːf]