A seven-year-old boy who died after falling ill during the floods in February suffered carbon monoxide poisoning. Zane Gbangbola and his parents became ill at the family home in Chertsey in Surrey and were taken to hospital, where he later died.
More top news
The threat level has been raised to critical by MI5's Counter-Terrorism Analysis Centre.
Sam Allardyce has quit as manager of Crystal Palace and retired from football management.
Authorities named Salman Abedi as the suspected attacker who detonated a bomb at the Manchester Arena.