The Supreme Court could soon say more about the legal process for migrants the U.S. decides to remove under a centuries-old wartime law.

Patience is running thin in the intensifying battle between the Supreme Court and President Trump, with the president’s allies heightening their criticisms as the justices burn midnight oil.

The Supreme Court issued a rare weekend ruling Saturday, temporarily blocking the Trump administration from deporting a group of Venezuelans held at a Texas detention facility using a centuries-old wartime law.