who was eventually murdered by the group as revenge for what it calls attacks on muslims from the so-called crusader nations. when you talk to intelligence officials, they always talk about three groups. yemen. somalia and al qaeda in north africa. it has advanced into the southern part of libya and qaddafi for all of his atrocities web was somebody who did provide intelligence to the united states about this group and with this firm military fit he was able to keep a lid on their activities. who fills the vacuum. will they be as good a partner to the united states in intelligence sharing or will we see an al qaeda affiliate fill that vacuum in the south. martha: thank you, catherine.