China's Xi draws 'red line' in Hong Kong as protesters march

View photosChina’s President Xi Jinping and his wife Peng Liyuan wave as they depart from Hong Kong’s international airport, on July 1, 2017 (AFP Photo/TENGKU Bahar)
MoreChina’s President Xi Jinping warned on Saturday that any challenge to Beijing’s control over Hong Kong crossed a “red line”, as thousands calling for more democracy marched through the city 20 years since it was handed back by Britain.
Xi spoke in a televised address after swearing in new Hong