A Chinese People's Liberation Army (PLA) medical team leaves the Lao capital of Vientiane for Attapeu, Laos, July 25, 2018. A medical contingent from the Chinese People's Liberation Army (PLA), which is on the "Peace Train-2018" Humanitarian Medical Rescue Joint Training Mission in the Lao capital of Vientiane, arrived in Laos' southern Attapeu province Wednesday to help with relief work after a hydropower dam collapsed earlier this week. (Xinhua)