EU president Donald Tusk strikes an unusually upbeat note on the migrant crisis as Turkey raised the possibility of taking back non-Syrian asylum seekers.

EU ministers meet in Brussels later amid warnings the migrant crisis could threaten the bloc's survival.

Turkish Prime Minister Ahmet Davutoglu blames Kurdish militants in Turkey and Syrian Kurdish fighters for the Ankara bombing targeting military vehicles that killed 28, confirming the bomber was a Syrian national.

France and Turkey have said that air strikes on hospitals in northern Syria constitute war crimes.

Two suspected people-smugglers go on trial in Turkey accused of causing the death of 3-year-old Aylan Kurdi — whose drowning put a human face on the Syrian refugee crisis — and four other people.

At least 24 migrants have died off the Turkish coast trying to reach the Greek island of Lesbos, Turkish media say.

Turkish aid workers have been setting up tents and distributing supplies for thousands of new Syrian refugees kept from entering Turkey at the border.

Officials in the EU have urged Turkey to let in tens of thousands of Syrian refugees trapped on its border at Kilis after fleeing fighting.

The number of Syrians trying to cross into Turkey amid an upsurge of fighting in northern Syria has nearly doubled, a Turkish official says.

At least 39 migrants, including several children, have drowned trying to cross the Aegean Sea from Turkey to Greece, coastguards say.

A team of rescue workers watched as at least 31 refugees drowned in the Aegean Sea fearing being charged with people smuggling.

A car bomb blast has hit a police headquarters in south-eastern Turkey, killing six people and wounding at least 39, officials say.

Turkey's government urges Saudi Arabia and Iran to calm their diplomatic row, saying the dispute will only worsen regional tensions.

The memory card in the flight recorder of a Russian warplane downed by Turkey on the Syria border last month is damaged, Russian investigators say.

Germany and several other nations are to discuss with Turkey ways of settling thousands of Syrian refugees ahead of the final EU summit of the year.

A Russian destroyer in the Aegean Sea opens fire to avoid a collision with a Turkish fishing boat, the defence ministry said, as a bitter dispute over the shooting down of a Russian warplane raged on.

Nato has ruled out sending ground troops to fight against Islamic State militants in Syria, Nato General Secretary Jens Stoltenberg told a Swiss newspaper, stressing the need to bolster local forces in the conflict.

Turkey has expressed outrage at images showing a Russian serviceman apparently holding a rocket launcher as his ship passed through Turkish waters.

Turkey has challenged Russia to prove its claim that Ankara shot down a Russian plane in order to protect its oil trade with Islamic State (IS).

Turkey and the European Union agreed at a summit on a "historic" three-billion-euro ($3.2 billion) aid deal to stem the flow of Syrian refugees and other migrants to Europe.