washington senior aide u.s. republican presidential nominee donald trump signal possible shift hardline immigration policies sunday say plan deport 11 million people country illegally review trump put vow toughen country immigration policies center campaign promise carry mass deportations build wall u.s.-mexico border proposals critics assail inhumane costly unrealistic achieve trail democrat hillary clinton opinion poll nov. election struggle broaden support beyond white working-class voters base support new york businessman reach recent days black hispanic voters sunday new campaign manager kellyanne conway tell cnn trump commit fair humane approach live country illegally support make sure enforce law respectful americans look well-paying job fair humane live among us country conway say state union press whether trump plan would include deportation force candidate previously pledge set reply determine republican senator jeff sessions close ally trump tell cbs face nation trump still work plan deportations win white house wrestle people unlawfully come country laws subject remove plain fact alabama lawmaker say think through trump also rebuke opponents proposal impose temporary total complete shutdown muslims seek enter country late roll back focus countries prove history terrorism clinton accuse trump sow divisiveness say would propose path citizenship migrants live unite state illegally former secretary state say militant group like islamic state begin use trump propose muslim ban recruitment tool campaign shake-up conway comment come trump announce last week major reshuffle campaign trump promote conway senior adviser role campaign manager hire stephen bannon head breitbart news website campaign chief executive trump campaign say friday campaign chairman paul manafort resign campaign new leadership combine bannon combative conservative conway data-driven analyst try broaden trump appeal women independent voters trump support slump national poll recent weeks survey pivotal state pennsylvania new hampshire show widen lead clinton reuters/ipsos survey release friday show clinton lead trump nationally percentage point 42 percent 34 percent trump vow campaign rally fredericksburg virginia saturday return republican party value president abraham lincoln issue emancipation proclamation champion 13th amendment u.s. constitution u.s. civil war lead abolition slavery 1865. early saturday trump meet group hispanic leaders part new national hispanic advisory council campaign trump campaign signal possible shift immigration stance