The mayor of London says the inferno in west London was a "preventable accident".
Police say at least 79 people are believed to have died as families seek news of missing loved ones.
Several questions emerged for the investigation into the Grenfell Tower fire, some of which have been answered.
Rescuers say they do not expect to find anyone else alive in what remains of the 24-storey tower block.
One resident of Grenfell Tower tells the dramatic story of how he escaped - from the 15th floor.