The detainees claim that they have the right to challenge their imprisonment in the U.S. courts, using the constitutionally guaranteed procedure called a writ of habeas corpus.

NPR: High Court Hears Detainee-Rights Case

The question facing the court is whether the detainees have the right to go into the U.S. courts to challenge their detentions, using the constitutionally guaranteed procedure called a writ of habeas corpus.

NPR: Supreme Court Hears Guantanamo Arguments

Tsarnaev would be represented by counsel who could seek a writ of habeas corpus from the federal courts if what I envision as a reasonably brief period of temporary detention turned into something abusive.

CNN: Who is our enemy?