Hollande, Obama vow unity against IS

France and the United States pledged Tuesday to step up the fight against the Islamic State group, urging Russia to throw its weight behind global efforts to resolve the four-year Syrian conflict.

Tunisia declares state of emergency

Tunisia's President Beji Caid Essebsi declared a nationwide state of emergency and a curfew in the capital after a bomb attack on a presidential guard bus killed at least 12 people on Tuesday.

NATO backs Turkey over Russia jet

NATO said the military alliance stood by member Turkey shot down a Russian fighter jet that it said had violated its airspace.

Putin rages after fighter shot down

Vladimir Putin said there would be "serious consequences" for Turkey after it shot down a Russian fighter plane.