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Police dogs prepare to go for work in order to secure the safety during the Spring Festival travel rush in Wuhan, central China's Hubei Province, Feb. 9, 2018. (Xinhua/Hu Jinli)
Police dogs prepare to go for work in order to secure the safety during the Spring Festival travel rush in Wuhan, central China's Hubei Province, Feb. 9, 2018. (Xinhua/Hu Jinli)