Claims of chemical attack, millions trapped in city under siege
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
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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
Hard-hitting report from government task force stemmed from whistleblower's complaint
Barbra-Lyn Schaeffer moved to tiny Canadian village for peace and quiet, but she's become mired in digital monsterdom
Fires whipped by high winds killed at least four people, burned scores of homes and forced the evacuation of thousands, including tourists
Canada's national police force thwarted what an official said was a suicide bomb plot
Highlights from the first Olympic Games held in South America
The top U.S. commander in the fight against ISIS explains why he believes "the enemy is in retreat on all fronts"
A new video has raised concerns about the possibility of ISIS penetrating Syrian rebel forces, gaining access to U.S. training camps
Yusra Mardini once swam for her life when she fled Syria -- now she's swimming to fulfill her dreams
These once-glorious complexes are not what they used to be
Team USA is hauling in the medals
Thousands of refugees in northern France rely on Internet access and mobile tech for human contact
The massacre in Las Dos Erres, where 251 were killed, is widely considered one of the darkest chapters of Guatemala's 36-year civil war
Bill Belichick stops practice so players could watch teammate compete a world away in Brazil
Two separate attacks blamed on members of the PKK; several killed and wounded in recent wave of violence