washington white house say wednesday issue update guidance president donald trump executive order immigration clarify legal permanent residents green card holders require waiver enter unite state long need waiver legal permanent resident need anymore white house spokesman sean spic say news brief restriction green card holders among confuse element executive order sign friday initially administration officials say permanent legal residents bar entry executive order although could apply waiver rescreened ensue outcry include legal challenge legal residents detain homeland security department say sunday green card holders would allow plan unite state would assess upon arrival expect swift entry individuals dhs say spic say white house counsel issue update wednesday clarify legal permanent residents long need waiver initially program lift idea would go grant waiver everyone spic tell news brief sake efficiency interpret guidance agencies ... apply long need waiver white house say update guidance green card holders