The ISIS terror threat

Smoke rises above a damaged building following a U.S.-led coalition airstrike against ISIS positions during a military operation to regain control of the eastern suburbs of Ramadi, Iraq, on Saturday, August 15.

The ISIS terror threat

Iraqi men look at the damage following a bomb explosion that targeted a vegetable market in Baghdad's northern Shiite district of Sadr City on Thursday, August 13. ISIS claimed responsibility for the attack.

The ISIS terror threat

An ISIS fighter poses with spoils purportedly taken after capturing the Syrian town.

The ISIS terror threat

Smoke rises as Iraqi security forces bomb ISIS positions in the eastern suburbs of Ramadi, Iraq, on August 6. The city fell in May to ISIS, a militant group that wants to create an Islamic state across Sunni areas of Iraq and Syria. ISIS has also claimed responsibility for attacks in other countries in the Middle East.

The ISIS terror threat

Buildings reduced to piles of debris can be seen in the eastern suburbs of Ramadi on August 6.

The ISIS terror threat

Saudi officials and investigators check the inside of the mosque on August 6.

The ISIS terror threat

Protesters in Istanbul carry anti-ISIS banners and flags to show support for victims of the Suruc suicide blast during a demonstration on Monday, July 20.

The ISIS terror threat

Syrians wait near the Turkish border during clashes between ISIS and Kurdish armed groups in Kobani, Syria, on Thursday, June 25. The photo was taken in Sanliurfa, Turkey. ISIS militants disguised as Kurdish security forces infiltrated Kobani on Thursday and killed "many civilians," said a spokesman for the Kurds in Kobani.

The ISIS terror threat

Residents examine a damaged mosque after an Iraqi Air Force bombing in the ISIS-seized city of Falluja, Iraq, on Sunday, May 31. At least six were killed and nine others wounded during the bombing.

The ISIS terror threat

Iraqi soldiers fire their weapons toward ISIS group positions in the Garma district, west of the Iraqi capital of Baghdad, on Sunday, April 26. Pro-government forces said they had recently made advances on areas held by Islamist jihadists.

The ISIS terror threat

A member of Afghanistan's security forces stands at the site where a suicide bomber on a motorbike blew himself up in front of the Kabul Bank in Jalalabad, Afghanistan, on Saturday, April 18. ISIS claimed responsibility for the attack. The explosion killed at least 33 people and injured more than 100 others, a public health spokesman said.

The ISIS terror threat

Iraqi counterterrorism forces patrol in Ramadi on April 18.

The ISIS terror threat

Thousands of Iraqis cross a bridge over the Euphrates River to Baghdad as they flee Ramadi on Friday, April 17.

The ISIS terror threat

Kurdish Peshmerga forces help Yazidis as they arrive at a medical center in Altun Kupri, Iraq, on April 8.

The ISIS terror threat

A Yazidi woman mourns for the death of her husband and children by ISIS after being released south of Kirkuk on April 8.

The ISIS terror threat

People in Tikrit inspect what used to be a palace of former President Saddam Hussein on April 3.

The ISIS terror threat

On April 1, Shiite militiamen celebrate the retaking of Tikrit, which had been under ISIS control since June. The push into Tikrit came days after U.S.-led airstrikes targeted ISIS bases around the city.

The ISIS terror threat

Iraqi security forces launch a rocket against ISIS positions in Tikrit on Monday, March 30.

The ISIS terror threat

Iraqi Shiite fighters cover their ears as a rocket is launched during a clash with ISIS militants in the town of Al-Alam, Iraq, on Monday, March 9.

The ISIS terror threat

Displaced Assyrian women who fled their homes due to ISIS attacks pray at a church on the outskirts of Damascus, Syria, on Sunday, March 1. ISIS militants abducted at least 220 Assyrians in Syria.

The ISIS terror threat

A Kurdish marksman looks over a destroyed area of Kobani on Friday, January 30, after the city had been liberated from the ISIS militant group. The Syrian city, also known as Ayn al-Arab, had been under assault by ISIS since mid-September.

The ISIS terror threat

Kurdish people celebrate in Suruc, Turkey, near the Turkish-Syrian border, after ISIS militants were expelled from Kobani on Tuesday, January 27.

The ISIS terror threat

Collapsed buildings are seen in Kobani on January 27 after Kurdish forces took control of the town from ISIS.

The ISIS terror threat

Junko Ishido, mother of Japanese journalist Kenji Goto, reacts during a news conference in Tokyo on Friday, January 23. ISIS would later kill Goto and another Japanese hostage, Haruna Yukawa.

The ISIS terror threat

ISIS militants are seen through a rifle's scope during clashes with Peshmerga fighters in Mosul, Iraq, on Wednesday, January 21.

The ISIS terror threat

An elderly Yazidi man arrives in Kirkuk after being released by ISIS on Saturday, January 17. The militant group released about 200 Yazidis who were held captive for five months in Iraq. Almost all of the freed prisoners were in poor health and bore signs of abuse and neglect, Kurdish officials said.

The ISIS terror threat

Smoke billows behind an ISIS sign during an Iraqi military operation to regain control of the town of Sadiyah, about 95 kilometers (60 miles) north of Baghdad, on Tuesday, November 25.

The ISIS terror threat

Fighters from the Free Syrian Army and the Kurdish People's Protection Units join forces to fight ISIS in Kobani on Wednesday, November 19.

The ISIS terror threat

A picture taken from Turkey shows smoke rising after ISIS militants fired mortar shells toward an area controlled by Syrian Kurdish fighters near Kobani on Monday, November 3.

The ISIS terror threat

Iraqi special forces search a house in Jurf al-Sakhar, Iraq, on Thursday, October 30, after retaking the area from ISIS.

The ISIS terror threat

ISIS militants stand near the site of an airstrike near the Turkey-Syria border on Thursday, October 23. The United States and several Arab nations have been bombing ISIS targets in Syria to take out the militant group's ability to command, train and resupply its fighters.

The ISIS terror threat

Kurdish fighters walk to positions as they combat ISIS forces in Kobani on Sunday, October 19.

The ISIS terror threat

Heavy smoke rises in Kobani following an airstrike by the U.S.-led coalition on October 18.

The ISIS terror threat

Cundi Minaz, a female Kurdish fighter, is buried in a cemetery in the southeastern Turkish town of Suruc on Tuesday, October 14. Minaz was reportedly killed during clashes with ISIS militants in nearby Kobani.

The ISIS terror threat

Kiymet Ergun, a Syrian Kurd, celebrates in Mursitpinar, Turkey, after an airstrike by the U.S.-led coalition in Kobani on Monday, October 13.

The ISIS terror threat

Alleged ISIS militants stand next to an ISIS flag atop a hill in Kobani on Monday, October 6.

The ISIS terror threat

A Kurdish Peshmerga soldier who was wounded in a battle with ISIS is wheeled to the Zakho Emergency Hospital in Duhuk, Iraq, on Tuesday, September 30.

The ISIS terror threat

Syrian Kurds wait near a border crossing in Suruc as they wait to return to their homes in Kobani on Sunday, September 28.

The ISIS terror threat

A elderly man is carried after crossing the Syria-Turkey border near Suruc on Saturday, September 20.

The ISIS terror threat

A Kurdish Peshmerga fighter launches mortar shells toward ISIS militants in Zumar, Iraq, on Monday, September 15.

The ISIS terror threat

Kurdish Peshmerga fighters fire at ISIS militant positions from their position on the top of Mount Zardak, east of Mosul, Iraq, on Tuesday, September 9.

The ISIS terror threat

Displaced Iraqis receive clothes from a charity at a refugee camp near Feeshkhabour, Iraq, on Tuesday, August 19.

The ISIS terror threat

Aziza Hamid, a 15-year-old Iraqi girl, cries for her father while she and some other Yazidi people are flown to safety Monday, August 11, after a dramatic rescue operation at Iraq's Mount Sinjar. A CNN crew was on the flight, which took diapers, milk, water and food to the site where as many as 70,000 people were trapped by ISIS. But only a few of them were able to fly back on the helicopter with the Iraqi Air Force and Kurdish Peshmerga fighters.

The ISIS terror threat

Thousands of Yazidis are escorted to safety by Kurdish Peshmerga forces and a People's Protection Unit in Mosul on Saturday, August 9.

The ISIS terror threat

Thousands of Yazidi and Christian people flee Mosul on Wednesday, August 6, after the latest wave of ISIS advances.

The ISIS terror threat

A Baiji oil refinery burns after an alleged ISIS attack in northern Selahaddin, Iraq, on Thursday, July 31.

The ISIS terror threat

A Syrian rebel fighter lies on a stretcher at a makeshift hospital in Douma, Syria, on Wednesday, July 9. He was reportedly injured while fighting ISIS militants.

The ISIS terror threat

Children stand next to a burnt vehicle during clashes between Iraqi security forces and ISIS militants in Mosul on Tuesday, June 10.