TOPSHOT - Migrants from poor Central American countries -mostly Hondurans- moving towards the United States in hopes of a better life, are seen at a service station in Ixtlan del Rio, State of Nayarit to board transportation to take them to Escuinapa (State of Sinaloa) on their trek north, on November 13, 2018. - US Defence Secretary Jim Mattis said Tuesday he will visit the US-Mexico border, where thousands of active-duty soldiers have been deployed to help border police prepare for the arrival of a "caravan" of migrants. (Photo by ALFREDO ESTRELLA / AFP)