Circuit Underground News Today

Until they know for a fact, but they usually know quickly. >> as well as tech correspondent in london, what are you learning and about where are you? >> we are in the city in central london. this is the oxford circuit underground. this entire area was teaming with people on this very busy friday evening. now where i am standing, the police are evacuating a wide area. they are trying to direct people away from this area. i know you have been talking about this and advising people to get away or s...