CNN Situation Room With Wolf Blitzer August 13, 2015 22:11:00
Its leadership doesn't show itself, its members are going to start questioning whether the leadership is really operational enough or whether they need to look for either new or different leadership or go to the rival terrorist power, that being isis. so i think that's why zawahiri finds it necessary to take the risk and there is a risk when they reveal themselves. but doing so i think was very important to them at this key time. >> zawahiri clearly feels threatened by isis. and there is a sense that perhaps he's losing power. but this is someone who played a key role in 9/11. why hasn't the u...