U.S. vets return to Iraq to fight ISIS
Charlie D'Agata met two Iraq war veterans fighting ISIS alongside Kurdish Peshmerga troops
Islamic State of Iraq and the Levant
For foreigner fighting ISIS, "everyone has a stake"
British volunteer spent six months in Northern Syria fighting ISIS and plans to return; will Paris attacks spur increase in foreign fighters?
Jeb Bush blasts President Obama on refugee remarks
Obama criticized Republicans like Bush a day earlier for suggesting there should be a religious test for refugees
Encrypted messaging app Telegram cracks down on ISIS
Security officials warn encrypted apps provide a digital safe haven for terrorist plotting
Clinton: Troops in Syria would be "mistake" even if U.S. suffers Paris-like attack
The former secretary of state laid out her plan to fight ISIS and was asked about sending U.S. troops to Syria if a Paris-style attack took place in the U.S.
Bernie Sanders details ISIS strategy, defines "Democratic socialism"
The Democratic presidential candidate is calling for a "strong coalition of Western powers, Muslim nations, and countries like Russia" to fight ISIS
ISIS pursuing production of chemical weapons, officials say
"They now have complete freedom to select locations for their labs and production sites," one Iraqi official tells AP
Female suicide bombers: A brief history
Long before a woman detonated a suicide bomb during a post-Paris attack raid, female suicide bombers have been claiming thousands of lives
New ISIS video threatens attack on White House
Unidentified militants from Dijla branch of ISIS warn that attacks on France will expand to Washington, D.C.
U.S. warns Italy over potential attacks in Rome
Italian official says authorities are "working to identify five people" amid warnings that major tourist attractions could be targeted
New ISIS video includes New York's Times Square
Propaganda video shows man strapping explosive device to himself along with images of New York City, in apparent threat to U.S.
Paris attacker exploited Turkey's porous border
Turkish official says the 500-mile border it shares with Syria is impossible to control among the flood of refugees
Quiz: How much do you know about ISIS?
How well do you know truths behind the The Islamic State group that claimed responsibility for the deadly attacks in Paris and Beirut?
Did ISIS use soda can bomb to bring down Russian plane?
"It would depend on where they placed it on the plane and how much explosives were in the soda can, but I believe it could," ATF agent says
Donald Trump promises to "bomb the hell out of ISIS"
His campaign began running radio ads in Iowa, New Hampshire and South Carolina
Boko Haram, not ISIS, is world's deadliest, study finds
The Nigeria-based extremists have pledged affiliation with ISIS, and the pair account for more than half the world's terrorism deaths
ISIS claims bomb that downed Russian jet fit in soda can
ISIS publishes image in latest online magazine that shows homemade device group says it put onto Russian airliner
Paris attacks deepen divide in Europe over migrant crisis
A questionable Syrian passport found near Paris suicide bomber has exploded into a backlash to turn away migrants
Graham will unveil war authorization with no limits on time, geography
The authorization against will contain no expiration date, no geographic bounds and no limit on ground troops
Report: Westerners who join ISIS and the threat they pose to the U.S.
A new report on ISIS' 4,500 Western fighters also details the activities of the Western women who have joined the terrorist group
Following ISIS attacks, drugmaker mulls name change
The premise of being associated with an Egyptian goddess may no longer work for a California-based pharmaceutical company
Alleged Paris mastermind transformed in prison, father says
Belgian ISIS operative Abdelhamid Abaaoud spent time in Syria, where he was photographed smiling as he loaded a truck with bloodied corpses
Denver bookstore named "Isis" becomes target of vandalism
Despite "many incidents of harassment," owner of bookstore named after Egyptian goddess says she has no plans to change name
U.S. Muslims face backlash after Paris attacks
Vandalism to mosques, threats of violence, hate-filled messages among anti-Muslim incidents that have happened since attacks
Obama offers to work with Russia against ISIS under one condition
Kremlin analyst says Paris attacks produced a "kumbaya" moment for Putin, who may be trying to repair frayed relations with the West
Pope Leo diagnosed with lung cancer after undergoing surgery
Exclusive
New details in texts between Jane Doe and Cornell frat member
First on CBS
Trump officials now leaning against execution livestream, sources say
Kimberly Guilfoyle ousted as ambassador over corruption allegations
Live
Houthis threaten "painful" response if U.S. helps Saudis
Pope Leo's brother also battling cancer, wife tells CBS News
Six Flags closes 9 rides across 6 parks after deadly incident
Bipartisan senators call Russia diesel deal a "betrayal" of Ukraine
Investigation