Rwanda and DR Congo presidents hold talks amid tensions

Despite ongoing cross-border tensions, Rwandan President Paul Kagame held a phone conversation with his Democratic Republic of Congo counterpart Félix Tshisekedi along with the African Union chairman Macky Sall. Can peace be achieved through mediation? We meet the Kenyan teacher who has won an award for his work campaigning against smoking. And two years after the deadline set by the central African country of Chad to eradicate child marriage, how much has changed?