South Sudan's President Salva Kiir removes Riek Machar as first vice president, two weeks after the rival leaders' forces clashed in the capital.

The Solar Impulse becomes the first aircraft to circle the globe powered by the sun after landing in Abu Dhabi on the last leg of its journey.

Australia's prime minister calls for a royal commission after a report shows prison guards assaulting teenage boys in juvenile detention.

Bangladesh police kill nine suspected Islamist militants after a gun battle in the capital Dhaka, officials say.

At least seven people have been killed in two bomb attacks near the main entrance of the airport in Mogadishu, Somali police say.

A baby dies and another is in a critical condition after both were administered "laughing gas" instead of oxygen at a hospital in Sydney.

The mother-in-law of Formula One boss Bernie Ecclestone is kidnapped in Brazil with criminals demanding a ransom of $36.5m (£28m), reports say.

Seven more Russian athletes are banned from the Rio Olympics after the report into state-sponsored doping in the country.