William Blanchette

Despite discord among survivors of the Oceanic 6, Jack and Ben urge them to return to the island to save those left behind; those on the island come under attack by unknown forces.

The Oceanic Six find themselves closer to rescue as the confrontation between the survivors and the freighter people continues.

Kate's need to get information out of the hostage may jeopardize her standing with Locke and Sawyer.

Claire, Kate and Rousseau try to return to the scene of Claire's kidnapping, where she believes she might find a cure for baby Aaron's mysterious illness.

Juliet and Kate must work together to save Jack when his health is seriously compromised; something goes wrong as Sawyer, Claire, Miles and Aaron head back to the beach.