London blasts cause chaos on Tube , what again?

BBC have just alerted us to another possible attack on London this afternoon. Things are again "up in the air", but presumed, a lot less intense as last week.
Mr. Blair on TV now, interupting Mr. Howard's (the Oz prime minister) trying to bring things to normal.
Obvously got the wrong ones. The added "terrorism" laws that came into place evicting people who condone the actsof voilence has obviously caused this.