Trump threatens to call US military to close southern border as 4,000-strong migrant caravan pushes north | Fox News

Trump threatens to call US military to close southern border as 4,000-strong migrant caravan pushes north | Fox News: The U.S. military will "CLOSE OUR SOUTHERN BORDER" with Mexico if officials there don't soon stop the northward push of a massive migrant caravan, President Trump warned Thursday, amid reports the procession had swelled in size to about 4,000 people.