Sir John Saunders has written to Home Secretary Priti Patel to request a public inquiry into the 2017 attack "as a matter of urgency".
The sibling of the Manchester Arena suicide bomber has been extradited to the UK to face murder charges.
Former Mayor of London, Ken Livingstone has said that politicians should not be allowed to receive honours after Conservative MP John Redwood was given a knighthood in this year’s Honours list.
Extremism is “thriving” in some parts of the UK, but the “true scale of the problem” is not yet known, says the Lead Commissioner for Countering Extremism.
A survivor of the Manchester Arena bombing has claimed the government's promise of providing better mental health support is "not actually happening".