Metropolitan Police Commander Stuart Cundy told a press conference Monday that only five victims have been formally identified so far, and the death toll may change.
The confirmed death toll in the fire has risen to 30.
The queen said it was "difficult to escape a very somber mood" on what is normally a day of celebration.
The tragedy has only added to pressure on May to step down, after her decision to hold a snap election earlier this month ahead of Brexit talks backfired, weakening her party and leaving it unable to govern alone.
"Wallowing in the wash of a general election that stripped our prime minister of her authority on the very eve of European Union negotiations, neither common sense nor the evidence suggest she can re-establish public confidence", Matthew Parris wrote.
The group said: "In our meeting at Downing Street, we explained to the Prime Minister the anger of all residents towards the management of the estate over a long period of time, paving the way to this tragedy".
Angry crowds also stormed a local government office Friday, shouting, "We want justice" and demanding that authorities provide an accounting of the victims, as well as support for the survivors.
Woman Mistakes Rattlesnake For Dog Toy
After realising that she had a snake in her hand instead of a toy, she ran away for her life throwing the snake on the ground. Ariel Rosso posted this video on YouTube of his wife Carla. "Check it off my bucket list".
Portugal vs Mexico: VAR not working well - Santos
Nani's 21st minute goal was disallowed by video assistants because a Portugal player was offside in the build up to the goal. Vidal would succeed where his team-mate failed nine minutes from time, heading powerfully into the Cameroon net.
UK Begins Brexit Negotiations In Brussels
Davis, a veteran Eurosceptic, told Barnier that his team aimed to maintain a "positive and constructive tone" during the talks. Brexit Secretary David Davis will call for "a deal like no other in history" as he heads into talks with the EU.
Theresa May confirms Brexit talks to begin next week
Similarly, remaining in the customs union would make it impossible to seek separate trade agreements with non-EU countries. That if Britain changes its mind it would find an open door", Guy Verhofstadt told the chamber.
In a first, Ford to import Focus small car from China
Be proactive - Use the "Flag as Inappropriate" link at the upper right corner of each comment to let us know of abusive posts. Ford said moving production of the Focus to China will not result in any job losses for US hourly employees.