A member of Chinese People's Liberation Army (PLA)'s Peace Train medical team accompanies a Chinese tourist injured in a bus crash in northern Laos to get on the PLA Z-8G rescue helicopter at the Wattay International Airport in Lao capital Vientiane, Aug. 22, 2019. The Chinese People's Liberation Army (PLA)'s Peace Train medical team has accompanied four Chinese tourists badly injured in a deadly bus crash in northern Laos to take flights back to China Thursday afternoon. (Xinhua/Zhang Jianhua)
