Hundreds of passengers are still facing delays at Heathrow because of today's foggy weather. The airport is warning of delays and cancellations tonight, and is advising all passengers to check their flight status.
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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.