Detailed text transcripts for TV channel - CNN - 20110503:22:28:00
An a ha moment. >> he is not communicating electronical electronically. he has to meet face-to-face. that's much more difficult to track but an opportunity and began at that point. >> reporter: a u.s. official provided cnn with many details of the hunt. by 2005, they were looking for one man in particular. courier who is a poet jay of mohammed, chief planner of 9/11, and libal libbi. cnn refuses to talk about the courier. it is a clue important he may be. in one government report, posted by wikileaks, it notes the courier may have accompanied bin laden in tora bora before the al qaeda leader d...