Peng Liyuan, wife of Chinese President Xi Jinping and World Health Organization (WHO) goodwill ambassador for tuberculosis and HIV/AIDS, speaks during a ceremony in Geneva, Switzerland, Jan. 18, 2017. At the invitation of WHO Director-General Margaret Chan and UNAIDS Executive Director Michel Sidibe, Peng Liyuan on Wednesday attended the ceremony hosted by the WHO to renew its appointment of her as goodwill ambassador for tuberculosis and HIV/AIDS and to present her awards for her outstanding work. Peng was first appointed this role in 2011. (Xinhua/Xie Huanchi)