several state say thursday would move forward legal challenge revise executive order sign president donald trump week temporarily bar admission refugees travelers group muslim-majority countries new travel order set take effect march 16 change replace sweep ban issue jan. 27 cause chaos protest airports first order hit two dozen lawsuits include challenge bring washington state join minnesota response washington suit u.s. district judge jam robart seattle order emergency halt policy last month rule uphold appeal court san francisco washington state attorney general robert ferguson say thursday plan ask robart confirm rule would also apply trump revise order would halt implement ferguson tell news conference new order harm small group individuals would affect state ability challenge court say burden trump administration show court rule last month apply new policy u.s. department justice spokeswoman decline comment pending litigation government say president wide authority implement immigration policy travel rule necessary protect terrorist attack new york attorney general eric schneiderman say thursday would join washington lawsuit new ban state oregon say would join opposition come top separate legal challenge new ban bring hawaii wednesday hawaii also sue previous order seek amend complaint include new ban hear case set next wednesday day clock start new order state immigration advocate argue new ban like original one discriminate muslims trump new executive order design intention avoid legal hurdle new order keep 90-day ban travel unite state citizens iran libya syria somalia sudan yemen exclude iraq refugees still halt enter country 120 days new order remove indefinite ban refugees syria revisions include explicit exemptions legal permanent residents exist visa holders waivers allow case-by-case basis business diplomatic travelers first hurdle lawsuits prove stand mean find someone harm policy many exemptions legal experts say might hard find individuals court would rule right sue state seek halt trump 's new travel ban court