19th Int'l Conference on AIDS and STIs in Africa held in Cote D'lvoire

President of Cote d'Ivoire Alassane Ouattara speaks during the opening ceremony of the 19th International Conference on AIDS and STIs in Africa (ICASA) in Abidjan, Cote D'lvoire, on Dec. 4, 2017. The 19th International Conference on AIDS and STIs in Africa is held here from Dec. 4 to Dec. 9. (Xinhua)