Down+the+Rabbit+Hole

Is there a sequel to the book? Yes Behind the Curtain.
 * Down the Rabbit Hole **
 * 1) Who was said to be going to Alaska ? Phillip Prescott
 * 2) Who killed Prescott and Katie Kovac? Vincent Dunn
 * 3) The dog the main character found do they keep him? yes and he becomes the house pet.
 * 4) Does Kate die in the book? She was murdered!