WASHINGTON (AP) — A Democratic U.S. senator warns the Trump administration is getting ready to round up 500 immigrant children in a hasty effort to remove them from the country, bypassing legal protections. It would be their second attempt after a federal court intervened last year in an overnight plan to fly out hundreds of children on Labor Day weekend. Sen. Ron Wyden of Oregon wrote in a letter Wednesday to U.S. Health Secretary Robert F. Kennedy Jr., which oversees the Office of Refugee