IE 11 is not supported. For an optimal experience visit our site on another browser.

2020 Democrats push back after Trump threatens to shut down border

02:18

Presidential hopefuls Beto O’Rourke and Julian Castro both touched on the battle over the southern border in remarks on the campaign trail. "There's a very good likelihood that I'll be closing the border next week and that'll be just fine with me,” the president had said.