Smartphone-wielding civilians to combat war crimes – with an app
Campaigners hope app will help authorities to prosecute perpetrators of human rights violations
Syrian army regains ground against Islamic State in Hasaka city
This week's attacks were the biggest push by the militants Islamic State on Hasaka
Scud missile fired at Saudi Arabia as 38 Yemenis reported killed
It is the first use of a Scud missile in the conflict
Syrian rebels seize new ground in Idlib province, fighting near Assad's homeland
The Syrian army said its troops had abandoned Muhambal town and were regrouping for a counter-offensive
ISIS is using chlorine as a weapon, Australia's Foreign Minister says
The comments follow allegations by Iraqi Kurdish authorities that they have evidence ISIS used chlorine gas
G7 must act to prevent deaths, help most vulnerable children - charities
Survival of 17,000 children and 800 mothers at stake every day
Greece needs help to cope with six-fold migrant increase - U.N.
An average of 600 migrants arrive by sea each day, many of them fleeing poverty and conflicts in Syria, Iraq and Libya
More than 3,000 cross to Turkey as Kurds battle Islamic State in Syria
One aid worker said thousands of people seeking refuge in the last week had been turned back by Turkish border guards
Syrian troops battle to repel Islamic State attack on city
Both sides are vying for control of territory near the Iraqi frontier