sydney australia turn sunday offer take 150 asylum seekers hold australian-run detention center papua new guinea u.n. officials warn humanitarian emergency unfold 600 men barricade inside camp remote manus island papua new guinea defy efforts australia png shut food run water medical service cut australia five days ago australian authorities want men move transit center elsewhere island start process asylum seekers fear result resettle png another develop nation men also fear violent reprisals local community new zealand prime minister jacinda ardern say friday country will take 150 asylum seekers among hold manus island another camp tiny pacific nation nauru australian counterpart malcolm turnbull however say canberra prefer work exist refugee swap deal negotiate former u.s. president barack obama last year deal 1,250 asylum seekers could send unite state australia turn accept refugees central america want pursue conclude arrangements wake obviously consider ones turnbull tell ardern media conference sydney relocate men manus island design temporary measure allow unite state time complete vet asylum seekers ardern acknowledge two tasman neighbor face different immigration problems say offer remain open camp manus island nauru key part australia dispute sovereign border immigration policy refuse allow asylum seekers arrive boat reach shore australia offshore detention policies heavily criticize unite nations human right group back center-right government labor opposition u.n. right spokesman rupert colville tell news conference geneva friday unfold humanitarian emergency manus island center asylum seekers report dig well try find water australia turn nz offer take asylum seekers barricade inside camp