What's weird (to me, anyway) about this story is that the interview where Clarke speculates (about why word never reached him[*] about these two hijackers) took place in 2009, and yet he has never spoken publically about that speculation since that time. They do mention that the filmmakers who did the interview have spoken wtih him recently and he still stands by the claim. For a guy who now makes his living writing about and speaking about the whole affair, you would think he'd say this a little louder or more often.
/jordan
[*] It's probably safest to presume that when he says that the CIA didn't tell the White House, what he really means is that no one told *him* ...