Armed police in hostage drill in Shanghai(1/7)

Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)

Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)

Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)

Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)

Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)

Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)

Members of the armed police take part in a drill simulating a hostage-taking scenario at Zhangjiang Hi-Tech Park in Pudong, Shanghai, February 12, 2019. The drill was organized to enhance emergency preparedness. (Photo: China News Service/Yin Liqin)