Militant attacks increase in Mali

BBC

Jihadist militants have launched a series of simultaneous attacks on military posts across numerous towns in Mali. It's the third major assault on Mali's army over the last month. Why is there an increase in these attacks, and what's the impact on neighbouring countries?
Also, the kidnapping epidemic in Nigeria that's got many living in fear.
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Presenter: Charles Gitonga
Producers: Yvette Twagiramariya and Tom Kavanagh
Technical Producer: Philip Bull
Senior Journalists: Karnie Sharp and Patricia Whitehorne
Editors: Andre Lombard and Alice Muthengi