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.
Last October, a massive cyber attack hit the American military's websites, and some think Iran was behind it. CNN's Brian Todd reports on the threat of all-out cyber war between the U.S. and Iran.
A new round of nuclear talks between Iran and the world's major powers has just begun in Vienna, but many already have low expectations that the meetings will be successful. CNN's Jim Sciutto reports.
As tensions with Iran thaw after last year's historic nuclear deal, Tehran is issuing new threats against the U.S., promising to send warships into American maritime borders and testing new long-range missiles. CNN's Jim Sciutto reports.
CNN's Jim Scuitto takes a tour inside the former U.S. embassy that was taken over by Iranian students in 1979.
CNN's Jim Sciutto sits down with Iran's Foreign Minister to discuss President Obama's State of the Union address.
Tough talk from Iranian leaders contrasts with what the White House says is in the nuclear deal, so why won't the Obama administration release the text to set the record straight? CNN Senior White House Correspondent Jim Acosta reports.
In an extensive interview with Wolf Blitzer, former Defense Secretary Robert Gates talks about the nuclear deal with Iran, his biggest regrets on the job, and the emotional toll the role has taken on him.
Over a month after the Iran nuclear deal was signed, the requirements will go into effect next week. But U.S. lawmakers are continuing to push for new sanctions, and their efforts may impact how effective the deal is. CNN's Jim Sciutto reports.
In his 2008 run for president, then-Senator Barack Obama promised that he would reach out to anyone who wanted to engage, including America's foes - and today, he's got a nuclear deal with Iran and a handshake with Cuba. Is Pres. Obama shifting his foreign policy to a reliance on diplomacy and discussion? CNN's Jim Sciutto reports.
House Intelligence Committee Chair Mike Rogers tells Wolf Blitzer that Congress was not told about secret talks with Iran that set the stage for the deal over Iran's nuclear program - and that the deal does not get enough concessions from Iran in return for an easing of sanctions that takes the pressure off the Iranian economy.