Terrified passengers frantically tried to escape a tube on the Central Line on Sunday, after it began filling up with smoke. Doors refused to open at Holland Park station causing mass panic among commuters. The problem is believed to have been caused by a brake fault.
(Credit: Adam Pajda)
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The plaque at number 16 Cowley Street in Westminster marks the brown brick Georgian townhouse where Sir John lived for 31 years.
A man reportedly armed with several knives has been arrested in Whitehall on suspicion of planning a terror attack, police have said.
Metropolitan Police officer, Tom Harrison, has been crawling the course since the race began on Sunday morning.