ICE agents wait in hallways of immigration court as Trump seeks to deliver on mass arrest pledge

MIAMI — Juan Serrano, a 28-year-old Colombian migrant with no criminal record, attended a hearing in immigration court in Miami on Wednesday for what he thought would be a quick check-in. The musty, glass-paneled courthouse sees hundreds of such hearings every day. Most last less than five minutes and end with a judge ordering those who appear to return in two years’ time to plead their case against deportation. So it came as a surprise when, rather than set a future court date, government attorneys asked to drop the case. “You’re free to go,” Judge Monica Neumann told Serrano. Except...