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U.S. Marine Corps / David Taylor Sr. via AP
Another American Volunteer Killed Fighting ISIS Spotlights U.S.-to-Syria Pipeline Another American Volunteer Killed Fighting ISIS Spotlights U.S.-to-Syria Pipeline Another American Volunteer Killed Fighting ISIS Spotlights U.S.-to-Syria Pipeline Another American Volunteer Killed Fighting ISIS Spotlights U.S.-to-Syria Pipeline

Another American Volunteer Killed Fighting ISIS

Kosta Kulundzic
Federal Grand Jury Charges Hawaii Army Sergeant With Supporting ISIS Federal Grand Jury Charges Hawaii Army Sergeant With Supporting ISIS Federal Grand Jury Charges Hawaii Army Sergeant With Supporting ISIS

Federal Grand Jury Charges Army Sergeant With Supporting ISIS

Felipe Dana / AP
Questions Surround Foreign Teen Found After ISIS Defeat in Mosul Questions Surround Foreign Teen Found After ISIS Defeat in Mosul Questions Surround Foreign Teen Found After ISIS Defeat in Mosul

Questions Surround Foreign Teen Found After ISIS Defeat in Mosul

U.S. Soldier Accused of Pledging Support to ISIS Believed Conspiracy Theories

ISIS Terror in Syria: American Volunteer Dead Fighting Alongside Anti-ISIS Militia

In Battle Against ISIS in Syria and Iraq, Civilians Suffer Most

Syria Cease-Fire Begins, but Without Mechanisms to Enforce the Uneasy Calm

U.S.-Backed Forces Breach Wall Around ISIS-Held Raqqa in Syria

From ISIS Battlefield to Rodeo Camp: One U.S. Family's Journey

War on ISIS: U.S.-Backed Iraqi Forces Squeeze Fighters in Mosul's Old City

ISIS Revenue Falls 80 Percent as Militants Lose Ground in Iraq, Syria

Iraqi Prime Minister Declares End of ISIS Caliphate in Iraq

ISIS Leader al-Baghdadi, Reported Possibly Killed, Presents a Shadowy Figure

ISIS Leader Who Approved Sex Slaves Killed by U.S. Airstrike

ISIS-Linked Militants in Philippines Plotted to Set Marawi Ablaze

Pope Francis Says Coptic Christians Killed in Egypt Bus Attack Were 'Martyrs'

Bodies of Civilians Dumped Near Marawi, Philippines After ISIS Clashes

Why Duterte Declared Martial Law in Southern Philippines Over ISIS-Linked Group

U.S. Fears New Threat From ISIS Drones

Duterte Declares Martial Law Over Chaos in Marawi, Philippines

National Intel Director Reveals ISIS Attack Plan

U.S. Service Member Killed in Mosul, Iraq: Pentagon

Friendly Fire May Have Led to Deaths of 2 U.S. Army Rangers in Afghanistan

Ohio Man Pleads Guilty to Urging Killings of U.S. Service Members

Video Shows the Moment the 'Mother of All Bombs' Strikes ISIS in Afghanistan

U.S.-Led Coalition Airstrike Kills 18 Anti-Assad Fighters in Syria: Pentagon

American Soldier Killed in Afghanistan in Anti-ISIS Operation: U.S. Military

ISIS Second-in-Command Ayad al-Jumaili Killed in Airstrike: Iraqi Military

ISIS, U.S.-Backed Forces Battle Over Syria's Tabqa Dam

ISIS Claims Kabul Hospital Attack But Taliban Remains Main Threat

U.S. Marines Enter Syria to Aid Fight for ISIS' Capital Raqqa

ISIS Leader Baghdadi Fled Mosul but Left Die-Hard Followers Behind: Official

Battle for Mosul: ISIS Letters Chart Schoolboys' Journeys to Radicalization

Iraq Air Force Bombs ISIS in Syria for First Time

Bomb Blasts Near Newly Liberated Syrian Town Kill at Least 60

Ex-Guantanamo Detainee Jamal Al-Harith Became Suicide Bomber: Reports

Battle Against ISIS In Mosul: Iraqi Forces Advance on Airport

Execution Leaflets Bring New ISIS Terrorism Fear to Pakistan

ISIS Destroys Another Roman Monument in Palmyra, Syria: Official

U.S. B-2 Bombers Strike ISIS Camps Near Sirte, Libya: Officials

American Troops Have Operated Inside of Mosul, Coalition Confirms

Turkey and ISIS: Istanbul Attack Signals Descent Into 'Open War'

Australia Christmas Terror Plot Foiled, Police Say

Iraqis Mourn Destruction of Ancient City of Nimrud: ISIS 'Tried to Destroy the Identity of Iraq'

Inside the Secret Rescue of Yazidi Sex Slaves From ISIS Captors

ISIS Fighters Returning From Iraq, Syria May Unleash Europe Attacks: Cops

Bomb Found Near U.S. Embassy in Manila; ISIS-Linked Group Eyed

France Foils ISIS Attack Planned for Next Week: Prosecutor

Suicide Truck Bomb Kills Dozens in Iraq, Mostly Iranian Pilgrims

ISIS Singles Out Macy's Thanksgiving Day Parade as 'Excellent' Attack Target

ISIS Attack on Israeli National Soccer Team Foiled: Kosovo Cops

U.S. Airstrikes in Iraq, Syria Killed Twice the Civilians Previously Announced

Battle for Mosul Morphs Into Fierce Urban Combat

Operation 'Euphrates Anger' Begins to Liberate Raqqa fom ISIS, Supported by U.S.

Iraqis Near Mosul in 'Smoke-Filled Hell' as ISIS Burns Oil Wells

ISIS Leader al-Baghdadi Emerges With Defiant Statement After Iraqi Forces Enter Mosul

Mohamad Khweis, American Who Bolted From ISIS, Now Indicted

Iraq Troops Enter ISIS-Seized Mosul for 1st Time in 2 Years

Battle for Mosul: Civilians Caught Between ISIS, Iraq Forces

Iraqi Forces Approach Mosul Amid Warning Battle Won't Be 'Picnic'

Gallery

Harrowing Scenes from the Front Line as Kurds Battle ISIS

Battle for Mosul: Shi'ite Militias Launch Offensive to Seal Off Western Front

Iraqi Forces Fighting ISIS Near Mosul Uncover Large Network of Tunnels

ISIS Forcing Civilians to be Human Shields in Mosul: Reports

Top U.S. Commander Sees Tough Fight in Surprise Visit to Iraqi Base

Sec. Carter: ISIS Could Seek Revenge for Offensives in Raqqa, Mosul

In Mosul Operation, ISIS Hit With More Airstrikes Than Ever Before

Iraq Violence: U.S. Denies Attacking Mosque in Daquq, Near Kirkuk

Defense Secretary Ash Carter Heads Closer to Front Line in Iraq

Nearly 1,000 People Treated for Exposure to Toxic Gas Near Mosul: Hospital

ISIS Assault on Iraq's Kirkuk Ends After 24-Hour Battle

ISIS Attack in Kirkuk Is Reality Check Amid Mosul Offensive

ISIS Fighters Claim Attack on Kirkuk, Iraq

Battle for Mosul: Why Reaching the ISIS Stronghold Is a Delicate Balance

U.S. Service Member Killed in Northern Iraq

Battle for Mosul: Forces Seek to Free ISIS-Held Christian Towns

Will ISIS Fighters Driven From Mosul Launch Attacks in Europe?

Battle for Mosul: Hundreds of Civilians Flee Into Syria, U.N. Says

Fall of Mosul Would Mean End of ISIS 'Caliphate' in Iraq: U.S. General

Iraqis Fleeing ISIS Could Be Tortured By Their Own Armed Forces: Amnesty

UN: More Than 1 Million Could Flee Mosul Ahead of Siege

Battle for Mosul: 1 Million Could Be Driven From Homes, UN Warns

U.S.: Mosul Talk Helps Civilians, Encourages Defectors

Syria: White House Warns of 'Actions' If Russia Won't Negotiate

ISIS' Al-Bayan Radio Station in Mosul is Bombed Into Silence by Iraqi Jets

Rocket With Mustard Agent Lands Near Qayara Base in Iraq: U.S. Official

ISIS Information Minister 'Dr. Wa'il,' Killed in Airstrike in Syria: Pentagon

Pope Francis: Killing 'in the Name of God is Satanic'

Germany Arrests 3 in Schleswig-Holstein Suspected of ISIS Links

U.S. Says It Killed Abu Muhammad al-Adnani, ISIS' Second-in-Command

Paris Judge Charges Woman in Female 'Terror Commando' Probe

Women Planned to Attack Gare de Lyon in Paris: French Officials

German Military, Police to Team Up Amid Fears of ISIS Attack

Russia Says Its Airstrike Killed ISIS' Abu Mohammed Al-Adnani

ISIS Says No. 2 Leader Abu Muhammad al-Adnani Is Dead in Syria

U.S. Calls Turkey's Syria Clashes 'Unacceptable,' Urges Focus on ISIS

Minneapolis Bridge Collapse Survivor Mohamed Roble Charged With Joining ISIS

Mississippi Man Sentenced, Thanks FBI for Stopping Him From Joining ISIS

Iraq Hangs 36 Convicted in ISIS Massacre of 1,700 Soldiers at Speicher

3 Men Convicted in British Court for 'Incendiary' Speeches Supporting ISIS