The first of up to 300 U.S. military advisers are set to arrive in Iraq on Saturday.
The Iraqi military continues to strike at ISIS, but the terror group is still making gains, casualties mounting on both sides.
But ISIS isn't stopping, releasing a new propaganda video that's in high-definition and is highly produced. The video is in English, calling on western Muslims to join their fight.
Do these videos and social media appeals work?
CNN Military Analyst, Retired Army Major General James "Spider" Marks is OutFront.