Mr Khan wrote added that the images of the 24-storey building being ravaged by fire "should be forever seared into our nation's collective memory". Guardian reporter Jamie Grierson has been tweeting the posters of the missing.
Questions are growing about how the flames spread so quickly, engulfing the tower's 120 apartments in what fire chiefs said was an unprecedented blaze. "People have lost their lives and others have lost everything, all their possessions, their home and everything".
May said after the meeting there have been "huge frustrations" in the community as people tried to get information about the fire investigation.
In another shock revelation, the U.S. also banned the sort of flammable cladding that allegedly encased the tower block.
"This was a awful tragedy that took place", she said Friday.
A Cabinet minister has admitted that any parent would be anxious about putting their children to bed if they were living in a high-rise building like Grenfell Tower.
"People deserve answers, the inquiry will give them".
There angry protesters screamed "coward" and "murderer" as she left under a police guard.
The fire, which started just before 1 a.m. Wednesday, surprised many as they slept and the speed with which it spread shocked fire experts.
Metropolitan Police commander Stuart Cundy responded to speculation that the number of dead could exceed 100, saying: "For those of us that have been down there, it's pretty emotional, so I hope it is not triple figures, but I can't be drawn on the numbers".
"Several hundred" people would have been in the block when the fire broke out, according to Kensington and Chelsea council.
Huddersfield Town most likely destination for Leeds United star
The 25-year-old striker is now with New Zealand national team and preparing for the Confederation Cup in Russian Federation . Christiansen had previously been managing Cypriot side APOEL but came to a mutual agreement to leave the club last month.
According to the Times of London, the cladding's manufacturer said its use is banned in the U.S. on high-rise buildings "because of the fire and smoke spread".
One member of Parliament has called for corporate manslaughter charges after learning flammable material was used to clad the building during a recent renovation. It did not address the exact makeup of the panels.
May was criticised for not meeting with the victims and those displaced by the fire, with the offical line from her office claiming it was due to " safety concerns".
Harley Facades, which fitted the panels, said in a statement: "At this time, we are not aware of any link between the fire and the exterior cladding". Whole families are said to be among the missing.
The UK government has promised that all those made homeless by the disaster will be rehoused in the local area. Numerous displaced are living in churches and community centers.
Meanwhile, Queen Elizabeth II observed a minute of silence, along with her husband, Prince Philip, before the annual parade marking her official birthday. Three women and three children died.
"When you have a fire that takes hold like that, that is literally an inferno".
"I said "I need to get them some support". "Sometimes all that's left is ash".
Reiterating the fears expressed by Scotland Yard earlier on Friday, Cundy also said there was "a risk" that the police may not be able to identify all victims of the tragedy.
Al Jazeera's Neave Barker, reporting from London, said angry community leaders were demanding answers from authorities.
Specialist sniffer dogs are on the scene to identify victims in the ashes.
"I think there is no place that we can't go now in order to make properties safe", he said.
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