It took them no more than a quarter of an hour to get the gear sorted and then she heard the RV’s engine start up, far ahead, at the opposite end. For this was some kind of a huge RV, one of those bus-length retirement-homes-on-wheels. It began to move across the gravel, slowly as the driver got the feel of it, then picking up speed. She heard the Suburban falling into formation behind and gave up on any thoughts of trying to kick out the rear window.