Armed police pin man with 'a rucksack full of knives' to the ground after 'stop and search' just yards from Parliament

Armed police have tackled a suspected terrorist 'with a rucksack full of knives' near Parliament Square today - five weeks after the Westminster terror attack killed five people. A bundle of gruesome-looking knives were seen on the floor next to the man, as the roads surrounding Whitehall were sealed off this afternoon. -- More...