Handwritten letters, a lifeline in times of war in Sudan's Darfur region

<p>Since the start of the fighting mid-April in Sudan, some areas have been completely cut off. As a result, people have been sending hand written messages to loved ones delivered by taxi drivers. Also, a series of attacks in Mali: a military camp has been attacked a day after more than 60 people are killed in two seperate assaults. And the economic fallout of the coup in Niger: sanctions also impact neighbouring country, Nigeria. We hear from some traders in Kano.</p>