Sir Denis O'Connor, outgoing HM Chief Inspector of Constabulary, will give evidence on Olympics security.
Stephen Greenhalgh, Deputy Mayor of London for Policing and Crime, will give evidence on policing in London.
Metropolitan Police Commissioner Bernard Hogan-Howe has also been asked to give oral evidence.
More top news
Today's heavy rain will ease and move along the southern coastline overnight whilst showers to the northeast will die away.
Dead or Alive singer and songwriter Pete Burns died on Sunday, his manager and family have confirmed.
IS has released a new propaganda video claiming failed suicide attacks ITV News witnessed in the battle for Mosul to be a success.