U.S. intel official confirms identity of "Jihadi John"
Intelligence official confirms masked ISIS militant seen in many beheading videos identified as college grad from London
The Fight Against ISIS
ISIS believed to have hundreds of Christian hostages
Raids in northeast Syria villages have reportedly left at least 220 Assyrian Christians in militant's hands
New details on how FBI caught 3 ISIS suspects
Officials say New York men -- one of whom caught attention with an online threat to the president -- had hoped to travel to Syria to join extremists
Three men from Brooklyn arrested, charged with supporting ISIS
Officials say two of the men had plans to travel to Turkey in order to join with ISIS; third man allegedly operated domestic support network
ISIS beheadings spark Christian exodus from Libya
Fearing for their safety after execution of 21 Coptic Christians, tens of thousands of Egyptians run for Libya's borders
ISIS under fire in region where Christians abducted
Extremist group under increasing military pressure in Syria's northeastern Hassakeh province as fate of 70 Assyrian Christians remains unclear
Missing British schoolgirls believed to be in Syria
Officials say of the 500 Britons that have traveled to Syria to fight with extremists, often via Turkey, about 50 are female
Kayla Mueller's parents wanted her "to tell the truth"
American aid worker may have been freed from ISIS if she'd lied about being married, but her parents say she still did the right thing
ISIS burning (and looting?) priceless books
Mosul residents say militants are torching rare manuscripts in the streets, but possibly not the really valuable ones
ISIS kidnaps dozens in Afghanistan, official says
Police official tells CBS News militant group was behind abduction of Shiite minorities as they travelled in buses on a major highway.
Dozens of Christians captured by ISIS in Syria
Villagers say ISIS has overrun Assyrian Christian villages in northeast province where the militants are coming under mounting military pressure
Why Europe should worry about ISIS in Libya
A column of ISIS militants has paraded boldly through Sirte, a city just a "small boat" journey from European soil
Facing ISIS, new defense chief summons "Team America"
Defense Secretary Ashton Carter is in Kuwait, getting his head around the "politico-military problem" posed by Islamic extremists
U.K. families beg ISIS-bound girls to come home
Loved ones cling to hope that 3 teen London girls believed to be heading for Syria haven't made it there yet
Australia to focus on immigration in counterterrorism efforts
The country is initiating a new anti-extremist strategy months after a deadly siege at a cafe in Sydney
Multiple bombings kill 19 in attacks throughout Iran
Deadliest attack involved suicide bomber driving explosives filled truck into checkpoint manned by Shiite militia near Tikrit
ISIS claims responsibility for attack on Iranian diplomat's home
The attack did not claim any lives, according to Iran's foreign ministry spokesperson
Turkey launches raid to save Ottoman tomb in Syria
Relic of the grandfather of the founder of the Ottoman Empire lying inside Syria had Turkish soldiers guarding it, and was besieged by ISIS
Defense secretary addresses coming battle against ISIS in Iraq
Offensive to retake Mosul expected to be U.S.-led campaign's most difficult, strategically important battle against ISIS yet
ISIS claims to seize weapons cache in Iraq
Online video purports to show Islamic extremists seizing armored vehicles, dozens of weapons from Iraq's military
U.K. cops want help as 3 girls head for ISIS territory
Police say teens have made it as far as Turkey, and if they get to Syria, the option to return home could be "taken away"
The delicate balance fighting ISIS online
As Obama and other leaders turn up the heat on social media companies over extremist content, some worry a complete shut-down could backfire
Will Iraqi forces be ready for a Mosul offensive?
U.S. says assault on ISIS in Iraq's 2nd largest city to be led by domestic troops, but there's a lot to do in 2 months
Obama avoids using "Islamic" and "terrorism" in the same phrase
Obama's refraining from using the term "Islamic terrorism" was ridiculed by former NYC mayor Rudy Giuliani
U.S. official: Iraqi troops to target retaking city from ISIS
As many as 25,000 troops will attempt to gain control of Iraq's second largest city
World
Pope Leo's brother also battling cancer, wife tells CBS News
Pope Leo diagnosed with lung cancer after undergoing surgery
Pope Leo's lung nodule surgery completed successfully, Vatican says
Iran focused on attacking "harder targets," U.K. spy chief warns
Houthi attacks leave Trump with "a difficult dilemma"
How Iran made the Houthis into such a problem
Pacific region sets record for big, long-lasting hurricanes
China sentences 3 people to death for running scam centers
