...The practical effect of the decision is that approximately 200 detainees at Guantanamo (70 of the remaining 270 have already been approved for transfer or release) will be able to file a lawsuit in federal district court and force the government to prove that they are unlawful enemy combatants. The government will have to decide whether it wants to prove that each detainee is an unlawful enemy combatant in federal district court, and if so, will have to pull together the evidence quickly to prepare for the habeas/administrative hearings in court. The decision also calls into question whether the military...