As 40 Commando's final homecoming from Afghanistan brings to an end 12 years of involvement in the troubled country - there'll be mixed feelings about what happened during those years.
Defence Correspondent John Andrews reports on what they achieved in that time and the price they paid:
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Drizzle this afternoon, but mild. Rain pushing in tonight, and it will be a wet rush hour on Monday morning.
A mild afternoon, not as windy. Rain overnight, and a wet rush hour on Monday morning.
The historic island, which is located in Plymouth Sound, has been closed to the public since 1989.