U.S. agents accused the men — two of them Swedes, the other a longtime resident of Britain — of supporting al-Shabab, an Islamist militia in Somalia that Washington considers a terrorist group. Two months after their arrest, the prisoners were secretly indicted by a federal grand jury in New York, then clandestinely taken into custody by the FBI and flown to the United States to face trial.
...Renditions are taking on renewed significance because the administration and Congress have not reached agreement on a consistent legal pathway for apprehending terrorism suspects overseas and bringing them to justice.
Read the entire article linked above and see why secret renditions are not simply continuing, but are increasing in importance.
In the Washington Post example (above) the suspects were eventually offered a trial. However, secret renditions need not result in a public trial. Suspects may simply be locked up indefinitely if they are considered enemy combatants.