Yao Zigang, 88, cuts his wife's toenails at home in Yuncheng, North China's Shanxi province, Nov 10, 2012. Yao's wife, 89-year-old Jie Zhi, who lived with Yao for 71 years, died from dyspnea on Dec 13. They never had children, but they adopted a son and a daughter. [Photo/CFP]
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