The commission, as envisioned by Roemer's bill "will have a broad mandate to investigate all relevant facts and circumstances relating to the attacks, " including issues surrounding intelligence, law enforcement, commercial aviation, diplomacy, immigration and border control, according to a statement from Roemer's office issued Friday.

CNN: Gephardt calls for independent 9-11 probe

He also said that the recently announced break-up of the UK Border Agency, which will once again be placed under direct ministerial control at the Home Office, was a good start but must not be simply "a re-branding exercise or a short-term fix to try to contain the campaigning zeal of UKIP", he said.

BBC: Keith Vaz warns of immigration 'arms race'