washington unite state hop arab countries involve diplomatic split qatar soon present doha list reasonable actionable demand move crisis toward resolution u.s. secretary state rex tillerson say wednesday tillerson comment come short statement day state department bluntly question motives saudi arabia unite arab emirates announce boycott qatar june say mystify gulf state release grievances washington strong language yet dispute erupt uae saudi arabia bahrain egypt cut diplomatic tie transport link isolate qatar arab countries accuse qatar fund terrorism foment regional instability cosying enemy iran qatar deny accusations understand list demand prepare coordinate saudis emiratis egyptians bahrainis tillerson statement say hope list ... soon present qatar reasonable actionable tillerson also say unite state back kuwaiti mediation effort aim resolve crisis ask qatar issue late news conference tillerson say unite state want achieve unity among gulf cooperation council countries focus fight islamic state militants across region role encourage party get issue table clearly articulate issue address resolution process get way bring conclusion tillerson say qatar host vital u.s. military base al udeid 11,000 u.s. coalition force deploy assign 100 aircraft operate u.s. president donald trump take tough stance qatar accuse high level sponsor terrorism also offer help party dispute resolve differences point criticism tillerson urge gulf demand send qatar