Michael Brown: Ferguson awaits grand jury's verdict

A grand jury has made a decision on whether to charge a police officer over the death of an unarmed black teenager, with the result expected to be announced on Monday.

Michael Brown, 18, was killed by Darren Wilson on 9 August in the St Louis suburb of Ferguson, Missouri.

The shooting sparked waves of violent protests in Ferguson. President Obama has led those calling for calm, whatever the jury decides.

Aleem Maqbool reports.