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.
Do ISIS' slickly-produced videos emulate Hollywood movies? CNN's Brian Todd looked into the terror group's techniques and followed up his report by answering your questions on Twitter.
Here are some highlights from his Twitter Q&A:
The United States' strategy to degrade and destroy ISIS may be taking shape. CNN's Barbara Starr reports.
TV personality Kelly Ripa remembers her friend Joan Rivers, after the legendary comedienne passed away at 81.