Photo taken on May 23, 2017 shows the accident site of a truck collision and explosion on the highway linking cities of Zhangjiakou and Shijiazhuang in Laiyuan, north China's Hebei Province. Twelve people were killed and 15 others injured in the truck collision. The accident happened at around 6:20 a.m., when an oil tanker rear-ended a coal truck in a tunnel of the highway linking cities of Zhangjiakou and Shijiazhuang, according to the government of Laiyuan County. (Xinhua/Zhu Xudong)
