Police were appealing for information to find 15-year-old Benjamin Endeley from Plumstead who had been missing since Wednesday 17 April. He has been found safe and well. Yesterday, his parents made an emotional plea for him to return.
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The 47-year-old man died shortly after 3pm on Tuesday.
Specialist explosive detection dogs searched through the town examining letter boxes and phone booths for signs of potential devices.
Temperatures reached 29.1C in St James's Park, central London.