Escape from the Twin Towers (Ranger in Time #11)

Set against the backdrop of the September 11, 2001 attacks, a time-traveling Golden retriever named Ranger embarks on a heroic mission. Despite failing his search-and-rescue tests, Ranger utilizes his training to help fifth-graders Risha and Max, who are trapped in the wreckage of the World Trade Center. As he navigates the chaos, Ranger's goal is to guide them to safety and reunite Risha with her mother, who works on the ninety-first floor, showcasing themes of bravery and the bond between humans and animals in times of crisis.