Thaum thawj hnub ntawm Lub Xya Hli, OUCO tau ua tiav cov khoom lag luam ntawm 40ft semi-automatic ntim kis tau nyob rau hauv 10 hnub, cov neeg siv khoom zoo siab nrog cov khoom zoo thiab ceev xa OUCO ua. Txog hnub tim 9 Lub Xya Hli, tus kis tau tshaj tawm xa mus rau Tebchaws Russia.
