China's hottest granny, at 70, has big plans ahead

China's hottest granny, at 70, has big plans ahead
- Han is one of China's many silver-haired folks. By 2040, more than one-fourth of the population will be over 60 years old, up from 12 percent in 2010, according to the World Health Organization. Authorities are scrambling to mitigate the impacts of an aging demographic and a shrinking workforce, which ...