Source: ABC News

More than 300 search-and-rescue dogs served at ground zero following the Sept. 11, 2001 terrorist attacks, helping locate victims while providing comfort to first responders. NYPD K-9 officer Robert Schnelle and his dog Atlas arrived shortly after the first plane struck and continued working 12-hour shifts through May 2002. As rescue efforts became a recovery mission, specially trained dogs used their scent abilities to locate human remains in areas inaccessible to people.
Veterinarian Dr. Cynthia Otto, who cared for working dogs at ground zero, recalled how the animals also became unexpected sources of emotional support for exhausted firefighters and rescue workers. Subsequent research found the 9/11 search dogs experienced minimal health risks and generally lived longer than their breeds’ average lifespans. First responders working alongside dogs were also less likely to develop post-traumatic stress disorder. The final known surviving 9/11 search dog died in 2016, leaving a lasting legacy of service, resilience, and companionship.