Several people were killed and several hundred are missing after a dam in southeastern Laos collapsed, causing flash flooding in several downstream villages, Lao state-run media reported Tuesday.The accident occurred late Monday at one of two dams of the under-construction Xe Pian-Xe Namnoy Hydroelectric Power Project in the Sanamxay district of Attapeu Province, according to the Lao News Agency, or KPL.It said an auxiliary dam's collapse at 8 p.m. Monday released 5 billion cubic meters of water that caused flash flooding in the six villages of Yai Thae, Hinlad, Mai, Thasengchan, Tha Hin, a…READ FULL ARTICLE