What was that loud BANG? The governor, a presidential candidate, is visiting Cam and Eric's school for the dedication of a new library. Bang! A loud sound like a gunshot startles everyone. Was it really a gun--or a noisy cover for a crime? Click along with Cam Jansen as she teams up with the Secret Service to solve the mystery. Perfect for beginning chapter book readers, Cam Jansen and the Secret Service Mystery is an exciting addition to the best-selling Cam Jansen series.