WASHINGTON — The Supreme Court said Tuesday it will hear a new case about the rights of Guantanamo detainees, this time involving prisoners who remain in custody even after the Pentagon determines they're not a threat to the United States.

The high court said it will take a challenge from Chinese Muslims at the U.S. naval base in Cuba who no longer are classified as enemy combatants. Last year, the court said in a 5-4 ruling that federal judges could ultimately order some detainees to be released, depending on security concerns and other circumstances.

But a federal appeals court overturned a judge's order to do just that in the case of the Chinese Muslims, or Uighurs, saying judges lacked authority to order detainees released into the United States...