London fire: Flames engulf tower block

A huge fire has raged through the night at a west London tower block, with eyewitnesses claiming people were trapped inside.
More than 200 firefighters are still tackling the blaze at Grenfell Tower in north Kensington, where hundreds of people are thought to live.
London Ambulance said 30 people are receiving hospital treatment.
The BBC's Andy Moore said the whole 24-storey block had been alight and there were fears the building might collapse.
Latest updates as fire rips through tower block
BBC correspondent Simon Lederman said he understood "a significant number of people" were unaccounted for.
At 6.15 BST, London Ambulance Service said 20 ambulance crews had been at the scene, 30 people had been taken to hospital, but the nature and level of their injuries was not yet clear.