Three people were killed and another two were slightly injured after a car-cab collision early Saturday morning in Shenzhen, southern China's Guangdong province, local police said. At around 3:08 a.m., a car collided with two cabs on a road section in urban area of the southern city. Three people died on the spot in one of the cab, which caught fire after collision, Xinhua quoted the traffic police as saying. Investigation is under way.