doesn't know whether or not it's really needed to raise that level insisting that love in london is a safe city and saying that concert should go on his plans because londoners are not going to cower to terrorist. gregg: it certainly is a new day in london. the investigation in its fair latest terror attack is really just begun. is good for fox senior foreign affairs who joins us now, once again, life from our london bureau. greg. >> greg and patty and. couple of things unfolding as we speak. right now at number ten downing street, home and office for uk prime minister to resume his meeting with her so-called cobra cabinet. that's the high level security that makes decisions and meets immediately following any kind of terror attack again, as greg, you noted we can see a raising to the highest level of security