Headline: Why Trump didn’t declare a national emergency over a border wall (yet)Link: https://www.vox.com/2019/1/8/18173682/trump-shutdown-wall-speech-border-national…Publication Date: Tuesday, January 8, 2019Primary Source: VoxNon-Cato Author: Jane CoastonType: new media postFormat: New MediaNature of Mention: citedScholar: Bier, DavidResearch Area: Immigration and Labor MarketsSubjects: President Trump's address on the border wall