new us ambassador nikki haley strut un friday blunt message american ally back take name former south carolina governor make remark reporters arrive world body headquarter manhattan present credentials un secretary-general antonio guterres goal administration show value un way show value show strength show voice back ally make sure ally back well say back take name make point respond accordingly president trump envoy said.she say trump want put fresh eye un everything work go make good say everything work go try fix anything seem obsolete necessary go away hop elevator go 38th floor meet guterres become un chief jan. 1. go office private sit-down report white house poise demand major cutbacks un agencies personnel slash washington financial contributions organization nyp trump un ambassador nikki haley warn un members take name