sydney 20 asylum seekers friday leave australian-run detention center due close papua new guinea hundreds holdouts face forcible eviction amid immigration standoff blight australia years nearly 600 men barricade manus island center 10 days without regular food water defy closure attempt australia papua new guinea unite nations call loom humanitarian crisis deadline move saturday asylum seekers fear reprisals move transit center pending possible resettlement unite state main camp close oct. 31 water power cut locals angry perceive preferential treatment asylum seekers many well educate poor rural society detainees come attack release camp bow pressure papua new guinea say would forcibly evict apprehend holdouts saturday around 20 men leave camp one transit center three asylum seekers tell reuters rest vow stay put set scene possible clash volker turk assistant high commissioner protection u.n. refugee agency unhcr call governments exercise restraint use violence take account people process center years vulnerable state much hope sight say visit manus island several time last couple years report dire condition center really high time bring end unconscionable human suffer sydney 200 protesters picket fundraiser rule liberal party heckle arrive guests demand men allow settle mainland melbourne 1,000 people hold similar protest australian associate press news agency say australia use center camp tiny pacific island nauru detain asylum seekers try reach shore boat say boat arrivals never enter australia even find refugees would encourage people smugglers asia australia say policy prevent people drown sea widely condemn go stand people good accommodation move immigration minister peter dutton say radio interview u.n. human right committee urge australia bring migration laws line world standards concern condition manus nauru cite safety fear instance assault sexual abuse self-harm suspicious deaths asylum seekers draw largely afghanistan iran myanmar pakistan sri lanka syria use rubbish bin collect rainwater set makeshift shelter protect tropical sun rain papua new guinea police return dismantle part camp friday large part fence remove previous day destroy shelter say behrouz boochani kurdish journalist iran detain four years destroy rubbish bin collect water u.n. urge calm deadline near asylum seekers quit controversial australian-run camp