Stricken by grief, Tyreese tries to reason with his dead daughter but Chris shoots her in her zombie state, leaving Tyreese to kill Chris. With the bodies burned, Rick heads out to test a theory and ends up back at the camp outside of Atlanta where he kills Shane, again. Meanwhile, Tyreese and the others go in to clear the gym but it turns into a suicide mission for Tyreese. And someone has beheaded two of the children inside the prison.