Mayor Eric Adams is traveling from New York City to El Paso on Saturday to visit the border amid a crisis in which thousands of migrants from Latin America have been bused to the north. The trip comes one day after Mr. Adams said he expected the influx of migrants to cost the city as much as $2 billion — significantly higher than previous estimates. The price tag could be “anywhere from $1.5 billion to $2 billion,” he told Caribbean Power Jam Radio on Friday. Previously, in November, as the stream of migrants into the city slowed, Mr. Adams said...