Wolf Blitzer delivers the most important breaking news and political, international, and national security stories of the day. Tune to The Situation Room weekdays 5-7pm ET on CNN.
CNN's Brian Todd outlines the difference of the latest ISIS execution video and the clues it might give authorities.
The U.S. and other coalition forces unleash 33 airstrikes on key ISIS locations. Elise Labott reports on their effect.
State Department spokeswoman Jen Psaki speaks to Wolf Blitzer about reports that ISIS and al Qaeda are merging together.
Elise Labott reports that the U.S. may reevaluate its strategy to combat ISIS in Syria and Iraq.
How did three U.S. teenagers becoming radicalized? Pamela Brown reports.
Elise Labott reports the White House is reviewing new strategies to defeat ISIS, including Bashar al-Assad's removal. Full story
White House seeks new ISIS strategy
Wolf Blitzer talks to Rep. Ed Royce about the White House's new ISIS strategy that involves removing Bashar al-Assad.
Iraqi forces claim they recaptured a key city from ISIS, but that isn't stopping the terror group from making new threats.
If ISIS' leader was indeed incapacitated after coalition airstrikes reportedly injured him, who would take over?
President Obama is sending up to 1,500 more soldiers to Iraq to train Iraqi and Kurdish forces. Jim Sciutto reports.
Why was the Khorasan bomb-maker such an important target? CNN's Pamela Brown has the details.