David Cameron will make a statement on the "growing" terrorist threat and the government's response in the House of Commons on Monday.
Earlier the UK's terror threat alert was raised to "severe" - the second highest of five possible levels.
The PM wants to confiscate passports. But in Cardiff they want to solve extremism at it's roots - they just can't get the help to do it.
David Cameron has unveiled a series of new measures to combat the threat of terrorism.
Rumours suggesting London's Tube network will be targeted in a terrorist attack on Monday are "completely untrue", police say.