U.S. and Mexico share diplomatic dialogue amid tensions

The two heads of the State and Homeland Security Departments traveled to Mexico for what was originally seen as a fence-mending mission after months of diplomatic turbulence. But with new, tougher U.S. immigration policies taking shape, the visit was what Mr. Trump called “a tough trip.” Hari Sreenivasan learns more from Gardiner Harris of The New York Times and Reuters’ Yeganeh Torbati.