London bore witness to yet more violence today. As subway passengers watched, plain-clothes police officers in London pursued a man on a subway train today and fatally shot him five times. The shooting comes on the heels of four attempted bombings yesterday as authorities continue their investigation those and the July 7 attacks that killed 52.
Defense and security correspondent for the BBC Rob Watson has the latest on the story.
Guests:
Rob Watson, defense and security correspondent, BBC.














