Wolf Blitzer delivers the most important breaking news and political, international, and national security stories of the day. Tune to The Situation Room weekdays 5-6:30pm ET on CNN.
The CIA now says there are between 20,000 to 31,500 ISIS fighters operating in Iraq and Syria. CNN's Jim Sciutto reports.
Sen. Saxby Chambliss says the brutal terror group poses a direct threat to America.
ISIS militants might be among the best equipped jihadist groups in the world. CNN's Pamela Brown reports.
After growing fears that Westerners inside Syria were training with al Qaeda's affiliates, Islamic militants now claim an American carried out a suicide attack against a regime military checkpoint. CNN's Mohammed Jamjoom reports.
In an interview with CNN, the President of the Syrian Opposition Coalition has some stern words for the United States and the Western world, slamming them for not coming to the aid of Syrian rebels fighting against the brutal regime of President Bashar al-Assad. But perhaps more importantly, he has a troubling warning: Syria is being overrun by Islamic jihadists, and they may threaten the West down the line. CNN's Jim Sciutto reports.
White House officials say they believe chemical weapons were used again by the Syrian regime. CNN's Elise Labott reports.
Less than a year after Putin's New York Times op-ed condemning the use of force in Syria without UN consent, Russia has troops on the ground in Ukraine. CNN's Brian Todd reports many are now calling the Russian leader a hypocrite.
Is the core leadership of al Qaeda losing control of its affiliates? CNN's Barbara Starr reports.
Some Christians in Syria say they are targeted by Islamist rebels, who accuse them of siding with Pres. Bashar al-Assad. CNN's Frederik Pleitgen has a rare report from inside the civil war-torn country.
In an interview with Wolf Blitzer, Bouthaina Shaaban, Syrian Pres. Bashar al-Assad's senior adviser, rails against foreign meddling in Syria's civil war.