Someone Is Hiding on Alcatraz Island — Eve Bunting

The Outlaws, the toughest gang in school, follow Danny Sullivan to Alcatraz Island after he unintentionally thwarts one member's attempt to mug an old woman. There he is trapped as they plot their revenge. PW praised Bunting's storytelling skill, saying, "Her new novel moves swiftly, creating white-knuckle suspense and an unfudged denouement." (12-up)