I dug in on everything from the risk that gasoline tanker trucks could be turned into weapons (there's renewed resonance to this story given
the latest terror alerts) to the anthrax attacks and the apparent role of severe drought in contributing to the rise of the Taliban in Afghanistan.
Their removal - after which they were cleared by security staff and allowed to board a
later flight - came as all UK airports were on a high state of
alert following fears of a
terror plot to blow up several transatlantic flights.