(CBS) By CBS News chief investigative correspondent Armen Keteyian and investigative producer Pat Milton.
British Intelligence has confirmed perhaps the most chilling boast
that accused Christmas Day bomber Umar Abdulmutallab made to
investigators after his arrest: that close to 20 other young Muslim men
were being prepared in Yemen to use the same technique to blow up
airliners, CBS News chief investigative correspondent Armen Keteyian reports exclusively. MORE>>>>>>>>>>