What are UN's concerns for Madagascar’s polls?

The United Nations says the human rights situation in Madagascar is “deteriorating” ahead of next month’s presidential election, as police put down opposition protests. The EU and the US have also voiced concern over the "disproportionate use of force" to disperse demonstrations. Who really benefits from the buying and selling of carbon credits?And Nollywood screen legend Richard Mofe-Damijo talks to us about his latest streaming hit The Black Book.