Peng Liyuan (C), wife of Chinese President Xi Jinping and World Health Organization (WHO) goodwill ambassador for tuberculosis and HIV/AIDS, receives a WHO medal of honor from WHO Director-General Margaret Chan (L), as UNAIDS Executive Director Michel Sidibe smiles during a ceremony in Geneva, Switzerland, Jan. 18, 2017. At the invitation of Margaret Chan and 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)