One person was killed while four others were missing after a rainstorm triggered mud-rock flow in southwest China's Sichuan Province, Xinhua quoted local authorities as saying. The disaster occurred at 1:50 a.m. Friday, when the mud-rock flow ravaged a road construction commissary in the Zumu village of Xiaojin county in the Aba Tibetan and Qiang Autonomous Prefecture, sweeping away five workers and some equipment. More than 200 rescuers found one body Friday noon and are still looking for the rest four. The five workers were from east China's Jiangxi Province who came to Sichuan to help with post-quake reconstruction. More than 30 other workers were evacuated to safer places.