Global threat posed by Islamic State increased as warnings issued that UK faces new and dangerous phases of terror attacks

VOICED: Shows Exterior shots and Interior shots commuters heading into London stations and travelling on Underground. Exterior shots police officers patrolling in Central London. Interview with Lord Blair, former Metropolitan Police Commissioner on terror threat. Interview with Lord Reid, former Home Secretary on terror threat. Interview with Former Head of Counter Intelligence Office on terror threat. A stark warning this morning from the former defence and Home Secretary John Reid who says the UK is facing a new and dangerous phase of terrorist threat - as Islamic State catches up with its ambition to mount attacks on a global scale on November 19, 2015 in London, England.