TOPSHOT - A US citizen plays with an Honduran boy in a shelter in which Central American migrants taking part in a caravan towards the United States in hopes of a better life made a stop, in Mexicali, Baja California State, Mexico, on the border with Calexico, in California, US, on November 19, 2018. - US President Trump has sent about 5,800 troops to the border to forestall the arrival of large groups of Central American migrants travelling through Mexico and towards the US, in a move critics decry as a costly political stunt to galvanize supporters ahead of midterm elections earlier this month. (Photo by Pedro PARDO / AFP)