Police have named the man who drowned in Walsall Arboretum's lake last week.
Christopher Mills, 26, from Walsall was seen getting into difficulty in the water last Tuesday 15 April.
Emergency services attempted to rescue him but his body was recovered the following day.
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The threat level has been raised to critical by MI5's Counter-Terrorism Analysis Centre.
Mostly cloudy tonight. Brighter with warm sunny spells tomorrow.
Another dry day with sunny periods, becoming locally very warm.