In the tenth book in the New York Times bestselling Spy School series, Ben Ripley races against time and across state lines--by car, train, boat, and plane--to avoid his new cyber enemies and track down Murray Hill. Ben Ripley's longtime nemesis, Murray Hill, has put a price on Ben's head and accused him of being at the center of a conspiracy on the internet. Now Ben finds himself in his greatest danger yet, on the run...