(FILES) Ruth Kavere (L), 65, demonstrates to use a mosquito net with her granddaughter Faith, 3, who completed doses through the world’s first malaria vaccine (RTS, S) pilot program, at home in Mukuli on March 7, 2023. Malaria remains a scourge on a global scale, despite the launch of promising vaccination campaigns in Africa, claiming the lives of 608,000 people worldwide in 2022, according to the latest available World Health Organisation (WHO) data, on April 25, 2024. (Photo by YASUYOSHI CHIBA / AFP)