deterred people from talking to us and mr. shahzad is, in fact, continuing to cooperate with us. >> and some other new information from a pakistani intelligence official. u.s. and pakistani investigators have now questioned the suspect's father in addition from, again, from a pakistani intelligence official. four men with links to the group jaishi-i-muhammad. they have been associated with both the pakistan taliban and also al qaeda. back to you. >> and just a couple of quick ones here. shahzad would try a practice run, what can you tell us about that? >> yeah. on friday we're told by law enforcement source he drove his car, an isuzu into manhattan and scoped out potential sites and then parked his car there and took the train home.