goma democratic republic congo body 26 people believe kill ambush last week eastern democratic republic congo discover hand tie neck break local chief say sunday victims disappear week ago ambush militants main road north kivu restive beni territory 800 people kill dozens massacre 2014 2016. attack follow lull year revive question state ability impose order eastern borderlands wrack ethnic tensions competition mineral resources congolese authorities u.n. officials initially believe 20 civilians disappear attack arm assailants likely kill unable locate body days however due intense fight group include officials congo u.n. mission monusco army congolese red cross congolese authorities travel scene kill sunday total 26 people three women 22 civilian men one congolese soldier tie kill break neck saambili bamukoka chief beni watalinga chiefdom tell reuters congolese military spokesman early confirm body discover near road know many body find state decomposition say local army spokesman mak hazukay add road remain close civilian traffic must first time secure surround area day attack travelers militants assault two nearby military base kill two u.n. peacekeepers injure 18 others army u.n. peacekeeping mission blame raid ally democratic force adf ugandan islamist group active near border authorities also accuse adf carry nearly massacre past three years independent separate u.n. experts say several arm group well national army commanders involve kill vie influence congo lawless eastern borderlands millions die regional war ravage eastern congo 1996-2003 spawn dozens arm group continue prey local populations body ambush travelers find eastern congo chief