Michael Brown's father calls for peace ahead of funeral

The father of an unarmed black teenager shot dead in Ferguson, Missouri has called for peace ahead of his son's funeral.

The shooting of Michael Brown by police officers sparked days of protests and violent clashes in the area, as well as debates over the state of race relations in the US and the militarisation of police.

Michael Brown Snr made the plea on Sunday at the Peace Fest 2014 festival in St Louis.