Could Have Caused "Death On An Unprecedented Scale"

The aftermath of a foiled terrorist plot to explode airplanes headed to America. One British official said the plot would have caused death on an unprecedented scale. 21 people are behind bars in London, England, accused of planning the terrorist attacks on passenger jets. Authorities say suicide bombers planned to bring bomb components on board in hand luggage, disguised as beverages and electronics. Though it's not confirmed,
U.S. officials say this sophisticated, well advanced plan had all the markings of Al Qaeda. All the suspects arrested overnight are British born Muslims.