Cages are emptied at a closed live poultry market in Changsha, capital of central China's Hunan Province, Feb. 22, 2014. Live poultry trade has been stopped in Changsha since Feb. 19, as more human H7N9 cases were reported in the city and its neighbouring regions. There have been 12 human H7N9 cases reported in the province so far. (Xinhua/Li Ga)