Atticus fears that Jem is the one who killed Bob Ewell and is afraid that he will grow up with people talking about him in that way. Heck Tate keeps telling Atticus that Bob Ewell fell on his knife and that killed him.
Chapter Atticus find out that Tom is being moved to the Maycomb jail. Scout asks Atticus what rape is. She gets in trouble for being rude to Aunt Alexandra. Scout saves Tom from being killed and doesn't know what she has really done !