An Ebola quarantine centre in the Liberian capital Monrovia is attacked by protesters, prompting at least 20 patients to leave the unit.

Missouri governor Jay Nixon criticises police for releasing CCTV footage which apparently shows shooting victim Michael Brown stealing from a shop.

Texas Governor Rick Perry vows to fight an indictment against him for abuse of power, which he has dismissed as a politicised "farce".

Chadian troops rescue some 85 Nigerian villagers who were abducted earlier this week by suspected Boko Haram militants, reports say.

A group of victims of five decades of conflict in Colombia for the first time join government negotiators and Farc rebel leaders at peace talks.

Two UN peacekeepers are killed and seven injured in a suicide attack on a UN patrol base in northern Mali.

Islamic State militants are accused of massacring hundreds of people in areas under their control in northern Iraq and eastern Syria.

Kurdish sources say their forces "are advancing" in a ground offensive to retake Mosul dam from the Islamic State jihadist group.