Can Chad crackdown on Islamist militants?

Chad's President Mahamat Déby has ordered an army offensive against Islamist militants after 40 soldiers were killed in an attack on a military base. But can the Chadian army defeat Boko Haram?A Congolese asylum seeker to the US shares his story and his message to the presidential candidates.And we hear how a TikTok game could be endangering social cohesion in Somalia.Presenter: Audrey Brown Producers: Yvette Twagiramariya, Amie Liebowitz and Kaine Pirie in London. Charles Gitonga in Nairobi Technical Producer: Nick Randell Senior Journalist: Patricia Whitehorne Editors: Alice Muthengi and Andre Lombard