The confusion around the US airstrike on a Médecins Sans Frontières hospital underlines the "crucial need for an independent investigation".
United States President Barack Obama has announced an open-ended bombing campaign against Islamic State militants in Syria.
The self-acclaimed 9/11 plotter says the group has inspired wars that have cost America billions.
Google and Yahoo! are fuming over revelations that the agency intercepted their users’ records.
The Navy SEALS’ stealthy assault on the militant group in a Somali village has gone awry.