Harry Pursues Snape and the Death Eaters
Pages 597-598
Harry, driven by a combination of horror and determination, throws off his Invisibility Cloak and chases Snape and the Death Eaters down the spiral staircase. As he runs, Harry battles Fenrir Greyback, knocking him out with a spell, and then joins a chaotic battle in the corridors of Hogwarts.
