An Alabama man is freed after spending nearly three decades on death row, following new tests on bullets that did not link him to the crime scene.

Shia Houthi rebels are pushed back in the Yemeni city of Aden while another port city, Mukalla, falls to al-Qaeda militants.

A blast at a house in the Malian capital Bamako kills one and injures two others, with suspicions that it may have been a bomb.

Pope Francis condemns what he calls the "complicit silence" about the killing of Christians, at a Good Friday service in Rome.

President Obama begins his push to persuade sceptical members of the US Congress to back the Iran nuclear agreement.

A Chinese-born US geologist is reportedly released after serving more than seven years in prison in China for stealing state secrets.

Five people are being held for questioning after an al-Shabab massacre at a university in eastern Kenya that left more than 140 people dead, officials say.

Singer-songwriter Joni Mitchell's condition is improving in hospital, after she was found unconscious at home and admitted to intensive care, her website says.