Deeforting Security Situation News Today

Lets talk more about iraq with retired army colonel derek harvey who served there from 2003 to 2009 as a senior intelligence adviser. he was the defense intelligence agency. hes currently director of the global initiative on civil society and conflict at the university of south florida. thanks for being here. >> its great to be here, bret. >> let me ask you about isis or isil. how big a deal is this in iraq? were covering it. it seems like a big issue. how significant is what they are doing ther...