Iraq has a new problem on its hands: A political showdown between current Prime Minister Nouri al-Maliki and his would-be successor. And the wrangling and potential violence are taking place against a backdrop of a massive humanitarian crisis and American intervention in northern Iraq.
Move over, al-Qaeda: The militants of ISIS are becoming a huge concern for counterterrorism officials as they gain battlefield experience and recruit new jihadis from as far away as Europe and the United States.
ISIS militants have persecuted non-Islamic Iraqis as they've taken control of parts of northern Iraq. In some cases, particularly that of the Yazidi sect, escaping ISIS has meant fleeing on a moment's notice and taking huge risks to stay alive.
Nahida Ahmed Rashid began her military career years ago, fighting for the Kurdish separatist cause. Now she's the highest-ranking woman in the Kurdish peshmerga and squaring off with her troops against Islamic militants who've taken northern Iraq by storm.
Iraq's prime minister is putting aside his differences with Kurdish forces in the north of Iraq as both groups fight militants from ISIS. The United States is also finding an unusual ally in Iran as both countries try to shore up the government in Baghdad.
The Sunni militants who've rampaged through parts of Iraq have reportedly executed many Shiites in Iraq's army. In territories conquered by the militants, Sunnis wonder if they will be the ones to suffer for this violence if Iraq's army recaptures their towns.
"Today, ISIS is running probably the most effective propaganda machine out there," says one analyst. But while ISIS may have the tools of activism down pat, it's far different from real activist movement in important ways.
Two gunmen killed more than 20 people in Tunisia on Wednesday, shocking the country that many people have called the Arab Spring's only meaningful success story. And while most of the dead were tourists, a Tunisian journalist says locals are feeling the deaths strongly.
He confounded American commanders in Iraq and all but saved the regime of Bashar al-Assad. But until recently, few people outside of military circles knew the name of Iranian General Qasem Soleimani. He's a public and popular figure in his home country now — and just as powerful as ever.
Extremists behind the siege at a university in Kenya boast a "pioneering" media strategy that has paved the way for other media-savvy terrorists like ISIS. But it's still a chilling experience to get a call from al-Shabad amid a terror attack.
Men and women from all over the world have joined ISIS, many are zealots with little or no expertise. Now the group is trying to reach out to those with specific set of skills, and it's adjusting its methods to appeal to to the smart and well-educated.
The news that ISIS has taken Ramadi hits home for veterans like Tom Daly. As a Marine, he helped US forces take the capital of Iraq's Anbar province by building an alliance with Sunni nationalists who are now targets for ISIS fighters.
As ISIS grows its reach into new countries, the US and its allies are debating whether those affiliates should be attacked. And that decision has a lot to do with who's considered a part of ISIS at all.