Chadema opposition leader Tundu Lissu has returned to Tanzania, after spending almost five years in exile. He tells us he has received assurances about his safety from the country’s president Samia Suluhu Hassan. Plus, deaths from HIV and AIDS have fallen by 50% in Malawi since 2010. We look at what steps have been taken there, and what other countries can learn from their approach. As the African Development Bank hosts a food summit in Dakar, we look at how challenging traditional gender roles can help boost food security.