The US government authorized the PAWS ACT (Puppies Assisting Wounded Service members for Veterans Therapy) authorizing service dogs for veterans with PTSD. The dogs will learn how to shield a veteran from an overwhelming crowd or wake them up if they're having a nightmare. At the end of the program, the veteran trainers will be able adopt their canine pupils. https://www.npr.org/2021/08/26/1031285993/veterans-can-train-and-adopt-service-dogs-under-a-new-law-signed-by-biden