Headline: Trump Is Walling Off the GOPPublication Date: Thursday, February 7, 2019Primary Source: The AtlanticNon-Cato Author: Ronald BrownsteinType: articleFormat: Periodical (Print)Nature of Mention: citedScholar: Bier, DavidResearch Area: Immigration and Labor MarketsSubjects: President Trump's legal immigration comment during the State of the UnionAttached Files: Bier.TheAtlantic.LegalImmigration.pdf