Africa News Tonight - US Vice President Kamala Harris today held talks with Tanzanian President Samia Suluhu Hassan in Dar es Salaam and announced plans to boost trade and investment in Tanzania. British officials have begun collecting information about vote buying and other anti-democratic practices and may impose visa bans and other sanctions against politicians who engaged in electoral fraud in Nigeria's 2023 election. Plus, fresh opposition demonstrations in Kenya today were marked by violent clashes. Protesters threw stones at police. For this and more, stay tuned to Africa News Tonight!