Closing the detention centre at Guantanamo Bay is the easy part. Then what? Constitutional lawyers are bitterly divided – their stance depends on whether they think US courts are capable of trying terror suspects. Michael Goldhaber reports

Guantanamo Bay was where George W Bush went to avoid law, both international and domestic. President Bush detained terror suspects on murky authority in the US military enclave at Cuba’s tip, and that is where he would have tried them had the US Supreme Court let him proceed.