CNN The Situation Room April 24, 2013 21:07:00
What role has overseas training played in other plots and bombing plots here in the united states? >> the ones that are really significant have always involved overseas training which is why it seems somewhat impossible this was entirely domestic in the case of boston. you will recall the 1993 world trade center bombing was masterminded by an individual who trained in an al qaeda training camp in pakistan around 1990 and was also somebody who studied engineering at university which was obviously helpful. then you'll recall the failed times square bomber. tried to blow up an suv on may first, 2...
Source: archive.org