A Royal Navy nuclear submarine was involved in a collision with a French nuclear sub in the middle of the Atlantic, the MoD has confirmed. HMS Vanguard and Le Triomphant were badly damaged in the crash in heavy seas earlier this month. First Sea Lord Admiral Sir Jonathon Band said the submarines came into contact at low speed and no injuries were reported.
Both the UK and France insisted nuclear security had not been breached. Despite being equipped with sonar, it seems neither vessel spotted the other, the BBC's Caroline Wyatt said. Our defence correspondent said HMS Vanguard, with "very visible dents and scrapes", had to be towed back into its home base at Faslane on the Firth of Clyde.
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