Instead of fighting ISIS, two U.S. allies are attacking each other
Turkish troops and Syrian rebels, aided by the U.S., scored a victory against ISIS last week -- but now the rebels are taking on American-backed Kurdish fighters
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Turkish troops and Syrian rebels, aided by the U.S., scored a victory against ISIS last week -- but now the rebels are taking on American-backed Kurdish fighters
Turkish military helping Syrian rebels fight ISIS, but they're also trying to push back U.S.-allied Kurdish forces
Two nations say they'd resolved a number of issues, but are unable to forge comprehensive agreement on stepping up cooperation to end brutal war
Attack on police checkpoint near border shared by Turkey, Syria and Iraq blamed on Kurdish militants
Tanks and columns of ground forces seen crossing border in operation to retake Jarablus from militants
Syria's civil war appears to be entering a dangerous new phase, as President Bashar al-Assad's regime battles Kurdish troops for control of Hasaka
Widely circulated picture of Ali Daqneesh's 4-year-old brother Omran made him new face of country's civil war
Little boy has become the face of Syria’s civil war, which has claimed the lives of more than 400,000 people, 41,000 of them children
Opposition groups released photo of 5-year-old to remind world of civilians' plight in civil war, and it quickly went viral
The unprecedented move underscores the deepening cooperation between two powerhouses heavily invested in the Syrian civil war
In major boost for Assad, Russian long-range bombers now flying from base in Iran to bomb militants in Syria
With millions trapped in sprawling, under-siege city of Aleppo, Russian defense chief touts apparent progress in push for cooperation
An estimated 400,000 people have died in Syria's civil war; in its largest city, Aleppo, not even hospitals are safe from Syrian government and Russian airstrikes
Syrian rescue workers and activists say missiles hit an open market and a hospital for women and children in rebel-held territory
Activists say Assad regime used chlorine gas on civilians in rebel-held territory in the sprawling city of Aleppo, which has been under siege for weeks
Ankara has been demanding the U.S. turn over a cleric they blame for the coup, and has been making overtures to Putin while waiting
"At a minimum, the UN requires a full-fledged ceasefire or weekly 48-hour humanitarian pauses to reach the millions people in need," officials say
Syrian rebels were able to take over the main road into the government-held part of Aleppo, Syria -- but their gains could be short-lived
"I want [Syrian President Assad] to think: 'This is not going to end well for me,'" Morell told Charlie Rose in a discussion about the Syrian civil war
Doctors Without Borders says series of daylight airstrikes -- including two direct hits -- left 13 people dead in crucial Idlib hospital
Assad's siege of Aleppo had 300,000 people trapped, and a coalition of rebel groups joined forces to break government chokehold
Video purportedly shows men gasping for air; 33 mostly women and children affected, report says
Deadliest single incident for the Russian military since involvement in Syrian civil war; no immediate claim of responsibility
Acted in show that was light-hearted look at life in the war-ravaged city; struck by missile trying to escape
Charity says hospital that opened in 2014 serves hundreds of women per month