Syrian opposition forces have withdrawn from the strategic town of Khan Sheikhoun, deep in the last rebel-held province.
A bomb has exploded in a wedding hall in the Afghan capital, Kabul, killing 63 people and wounding more than 180.
North Korea has rejected any further talks with South Korea, calling its decision "completely the fault of South Korea's actions".
Hong Kong airport has resumed operations after a night of chaos which saw protesters clash with riot police.
Hong Kong leader Carrie Lam has warned anti-government protesters not to push the city into an "abyss", in an emotional press conference on Tuesday.
Hong Kong International airport has cancelled all departures, as anti-government protests in its main terminal continue for a fourth day.
Police officers in Hong Kong stormed enclosed railway stations on Sunday, firing tear gas in an effort to force out protesters.
At least 18 people have been killed and more than a million forced from their homes as Typhoon Lekima hit China.
Kyrgyzstan's security forces have arrested former President Almazbek Atambayev after a botched raid on his property overnight resulted in the death of one officer.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.