this isis stronghold. we cannot allow a permanent terrorist presence in the heart of mesopotamia. it would be devastating to the world oil markets. it would be a terrorist base from which they could launch attacks at europe and the united states. i don't think we should rush into a military option when the politics aren't settled yet. >> all right. thank you very much, colonel. appreciate your time tonight. pretty sobering words. still to come, who is responsible for the growing violence in iraq? well, there is a man at the helm here. you just heard the colonel talk about the marvelously planned assault, pretty incredible word to use. who is he? people are calling him the next bin laden. and then we'll take you to the world cup in brazil. our cnn colleagues injured today president seriously during the violent protests. we'll be right back. our best protection. it's a smooth and comfortable fit with more lycra strands. get your free sample at depend.com.