An officer with the special police shows a surveillance ball, which can scan the scene to cover 360 degrees and transmit the image and audio from the scene, at a police training base in Guangzhou, the capital of South China’s Guangdong Province, Sept. 1, 2016. Police are equipped with sophisticated equipment to assist in emergencies, such as rescuing hostages and in anti-terror operations. (Photo: China News Service/Cheng Jingwei)
