MUNIGI, DEMOCRATIC REPUBLIC OF CONGO — Esther Mwema assumed her 4-year-old son had chicken pox. He was lucky enough to get a medical exam at this camp for displaced people, where many families live in tents and even clean water is at a premium. ✉️ You can receive our Bon Vivant selection of fresh reads on international culture, food & travel directly in your inbox. Subscribe here. But the diagnosis was something else: mpox, a virus that’s sweeping througheastern DRC, into Uganda and beyond. This is the second strain of mpox to hit DRC hard. The first gained steam in 2022 and was primarily tran…