Ali Cross is back in the New York Times No. 1 bestselling sequel to James Patterson's bestselling mystery for young readers featuring the son of Detective Alex Cross, the lead character in James Patterson's biggest-selling series ALEX CROSS is a genius detective. ALI CROSS is following in his father's footsteps. When Ali sees a friend get hurt, he's the best person to find out who did it. Even if he's only a kid. After all, he's Alex Cross's son. Solving crimes runs in the family.