Authorities: Attacker behind deadly France massacre had help
Prosecutor announces new information from investigation into attack that left scores dead on Nice beachfront
Watch CBS News
Prosecutor announces new information from investigation into attack that left scores dead on Nice beachfront
Officials say group discussed use of weapons and guerrilla tactics to potentially launch an attack during Rio Olympics
Authorities are trying to understand how the attacker, a 17-year-old Afghan, turned on the country that took him in
Claim of responsibility for crime committed by 17-year-old Afghan asylum seeker with hand-drawn ISIS flag fits a pattern
Syrian opposition groups and ISIS claim children among dead in airstrikes near Aleppo
Extremist group's statement comes as authorities make arrests in wake of attack that killed scores in Nice
ISIS-run media outlet says one of extremist group's top military commanders was "martyred"
Inside the U.S. government's campaign to stop the spread of ISIS propaganda
Mohamed Jalloh quit the national guard after hearing Anwar al-Awlaki's lectures, and is charged with plotting a Fort Hood-style attack
The holiest month on the Islamic calendar was marked by three suicide bombings in Saudi Arabia and other attacks around the world
Saudis ID bomber who struck near 1 of Islam's holiest sites as terror group suspected in spate of attacks from Baghdad to Bangladesh
After major battlefield losses, terror group lashes out with devastating truck bomb in Baghdad, and attacks in at least 2 other countries
After taking control of an air base outside ISIS-held town near Iraqi border, commander told operation center: "We are trapped. Pray for us"
ISIS said it targeted Shiites in pair of blasts that killed at least 115, including many children, as they broke their daylight fast for Ramadan
Bangladesh attack survivors give new details on what happened inside upscale restaurant during hostage situation
ISIS commander Akhmed Chatayev is a convicted arms smuggler who fought against Russia in Chechnya; his whereabouts are unknown
Local tells CBS News he fixed a tap in apartment used by suspected ISIS bombers, and he smelled something strange inside
Istanbul airport attack death toll rises as police raid neighborhoods for suspects linked to ISIS
Turkish police raid more than 12 locations in capital, and we're learning more about the 3 attackers behind the bloodshed
CBS News has learned there had been ISIS "chatter" recently indicating group was intent on targeting transportation hubs in Turkey -- including Istanbul's airport
The trio arrived at Ataturk Airport by taxi, and one blew himself up outside so the other two could sneak in amid the chaos, officials say
Experts, Turkish authorities eye militant group; dozens killed and wounded and death toll could climb, officials say
Turkey prime minister says 36 killed in attack, dozens more injured; all indications point to ISIS being behind attack
Kerry says ISIS and other terror groups "know we have to get it right 24/7/365. They have to get it right for ten minutes or one hour"
ISIS morale is down--"it's slashing pay, cannot provide services, and is facing internal resistance," says counter-ISIL Special Envoy Brett McGurk