Peng Liyuan (R, Front), wife of Chinese President , visits the Fred Hutchinson Cancer Research Center in Seattle, the , Sept. 23, 2015.  Photo: Xinhua 
 

Peng Liyuan (C, front), wife of Chinese President Xi Jinping, visits the Fred Hutchinson Cancer Research Center in Seattle, the United States, Sept. 23, 2015.  Photo: Xinhua  
 

Peng Liyuan (R, front), wife of Chinese President Xi Jinping, visits the Fred Hutchinson Cancer Research Center in Seattle, the United States, Sept. 23, 2015.  Photo: Xinhua