Pepsi Watson is one of more than 3,000 people serving time in prisons across England and Wales without a release date. He is detained under a controversial and now abolished Imprisonment for Public Protection (IPP) sentence, a form of indeterminate sentence. 

Chile protests: Why has a state of emergency been declared?

Report for BBC World Service

Street protests began when the government proposed a hike in metro fares but are now focused on issues relating to inequality and the costs of living. Reporter Naomi Larsson explains.