So-called Islamic State may have fired a chemical rocket at American troops based in northern Iraq, the US military says.

The Pakistani prime minister accuses India of an arms build-up in a speech to the UN and says his country will take "whatever measures are necessary".

Republican nominee Donald Trump questions the actions of police after they shot dead an unarmed black man in Tulsa, Oklahoma.

The Italian Olympic chief reacts angrily to the refusal of the mayor of Rome to support the city's bid to host the 2024 Games, saying it will continue.

The UN says it is ready to resume aid convoys in Syria after halting operations in response to a deadly attack on an aid mission on Monday.

Violence erupts in the US city of Charlotte, North Carolina, during protests over the fatal police shooting of a black man.

A big fire at a power plant leaves millions of people without electricity in the US territory of Puerto Rico.

Bus drivers in the Venezuelan capital, Caracas, paralysed the city for eight hours by blocking the streets with their vehicles to protest against the country's economic crisis.