Human rights organizations that have succeeded in changing the legal landscape for detainees at Guantánamo Bay, Cuba, say they are now pursuing the possibility of bringing lawsuits on behalf of some of the terrorism suspects held in secret C.I.A. jails throughout the world. The lawyers say they believe that what was once was a remote possibility — challenging the detentions in the secret C.I.A. prison system in federal court — has been greatly enhanced by last week’s Supreme Court ruling and the administration’s response. The court appeared to say that the minimum rights of due process of the Geneva Conventions apply to all detainees, and on Tuesday the administration, shifting course, announced that was now official policy. Full Story