In this Aug. 31, 2016 file photo, then-Republican presidential nominee Donald Trump walks with Mexico President Enrique Pena Nieto at the end of their joint statement at Los Pinos, the presidential official residence, in Mexico City.
In this Aug. 31, 2016 file photo, then-Republican presidential nominee Donald Trump walks with Mexico President Enrique Pena Nieto at the end of their joint statement at Los Pinos, the presidential official residence, in Mexico City. Dario Lopez-Mills AP
In this Aug. 31, 2016 file photo, then-Republican presidential nominee Donald Trump walks with Mexico President Enrique Pena Nieto at the end of their joint statement at Los Pinos, the presidential official residence, in Mexico City. Dario Lopez-Mills AP