(190627) - LHASA, June 27, 2019 (Xinhua) - A common redshank flies over Lhalu wetland in Lhasa, southwest China's Tibet Autonomous Region, June 26, 2019. Lhalu wetland national nature reserve is known as "the Lung of Lhasa". (Xinhua/Zhang Rufeng)

(190627) — LHASA, June 27, 2019 (Xinhua) — A common redshank flies over Lhalu wetland in Lhasa, southwest China’s Tibet Autonomous Region, June 26, 2019. Lhalu wetland national nature reserve is known as “the Lung of Lhasa”. (Xinhua/Zhang Rufeng)