Title: The Impaler
Description: FBI agent Sam Markham is searching for a killer who's methods are evolving too fast and no one is safe. As the clues finally slip into place for Sam, he discovers how easy  it is to cross the line from hunter to hunted.
Subjects: Serial murderers, Fiction, Serial murders, fiction, United states, fiction, Fiction, suspense, Fiction, thrillers, general, Fiction, thrillers, suspense