A federal judge ruled on Wednesday that the U.S. government violated his court order by attempting to deport migrants to South Sudan, opening another front in a battle between Donald Trump and judges who have imposed checks on the Republican president's hardline immigration policies.

U.S. District Judge Brian E. Murphy said the removals violated his prior order that migrants be given time to challenge their deportations to countries where they are not citizens

Live updates and the latest news as Trump hosts South Africa's president and the House Rules Committee meets on the Republicans' budget bill.

Immigration authorities refused to say what their final destinations would be, but said their home countries had refused to receive the migrants.