A Californian filmmaker linked to an anti-Islamic film which sparked a wave of violent protests across the world is taken in for questioning by officers.
As the world's newest country approaches its first anniversary as a nation, South Sudan struggles to cope with a refugee crisis that experienced aid workers say is the worst they have ever seen.
The leader of tens of thousands of refugees from the Blue Nile region of Sudan tells Channel 4 News' Jonathan Miller of the persecution causing his Ingessena people to flee their homeland.
Police in Washington arrest actor George Clooney during a protest outside the Sudanese embassy against the country's blockade of aid to southern regions.
Defence analyst Anthony Tucker-Jones assesses where conflicts are most likely to erupt over the next 12 months.