chunk: The group is then joined by Hammond's grandchildren, Lex and Tim Murphy, for a tour of the park, while Hammond oversees the trip from the park's control room. The tour does not go as planned, with the dinosaurs failing to appear. The group later encounters a sick Triceratops. The tour is cut short as a tropical storm approaches Isla Nublar. Most of the park employees depart on a boat for the mainland and the visitors return to their electric tour vehicles, except Ellie, who stays with the park's veterinarian to study the Triceratops.