The Green Lantern Season Two #7

Synopsis

In the aftermath of the attack on Sector General, Hal Jordan is dead, but his spirit has been revived by the young Guardians of the Universe. With one of the young Guardians joining Hal's spirit, they go on a mission to rescue the old Guardians, who are fighting in the Ultrawar to prevent the end of everything. When Hal's body has been healed, he is drawn back to Sector One to help rescue the survivors there.