The estranged wife of world-renowned concert pianist Vadym Kholodenko is charged with killing their two daughters in Texas, US officials say.

US ex-wrestler Hulk Hogan wins $25m in extra damages from Gawker over a leaked sex tapes, days after he was awarded $115m from the gossip site.

The FBI says it may have found a way to unlock the San Bernardino attacker's iPhone without Apple's assistance.

A teenage girl and a 20-year-old man are accused of sending money to the so-called Islamic State.

Brazil's Petrobras, which is at the centre of a major corruption scandal, posts its biggest ever quarterly loss due to the plunge in oil prices.

US Secretary of State John Kerry urges the Colombian government and the Farc rebels to redouble their efforts to reach a peace accord.

South Korea says it has diagnosed its first case of the Zika virus, in a man who had recently returned from Brazil.

Parts of the Indonesian capital Jakarta are brought to a standstill as thousands of taxi drivers protest against ride-hailing apps, including Uber and Grab.