France did not carry out a missile strike on a Syrian government air base early Monday that reportedly killed several people, the French army said.

Syria accused Israel on Monday of carrying out deadly bombing raids on a military airbase in the country's centre, state news agency SANA reported. 

Saudi Arabia's crown prince kicks off his official visit to France Monday, part of an image-building global tour as he seeks to revitalise cultural and investment ties with Paris despite lurking tensions.

Syria's government has reached an agreement for rebels to leave their battered holdout of Douma for an opposition-held town in the country's north, state media reported on Sunday.

Turkey on Sunday strongly condemned what it said was a chemical weapons attack in the Syrian city of Douma, saying there was a "strong suspicion" the regime of President Bashar al-Assad was responsible.

The head of the United Nations said on Sunday he was "particularly alarmed" by the alleged use of chemical weapons against civilians in Syria, during an attack that rescue workers said killed dozens of people. 

A suspected chemical attack in Syria's Eastern Ghouta sparked international outrage Sunday, as state media reported that the last rebel holdouts in the onetime opposition stronghold had agreed to evacuate.

State news agency SANA, citing a government source, said fighters with the Jaish al-Islam rebel faction had agreed to leave Eastern Ghouta's main town of Douma within 48 hours.

U.S. President Donald Trump on Sunday said there will be a "big price to pay" after what he called a "mindless CHEMICAL attack" in Syria, allegedly involving chlorine gas.

Saudi Arabia's crown prince arrived in France on Sunday for the next leg of a global tour aimed at reshaping his kingdom's austere image as he pursues his drive to reform the conservative petrostate.

Dozens of Saudi detainees caught up in a government anti-graft crackdown could be referred to courts specialized in cases of national security and terrorism, Asharq al-Awsat newspaper reported Sunday.