CSI for animals: Forensic vets battle pet abuse, neglect

Dr. Robert Reisman, chief veterinarian with the American Society for the Prevention of Cruelty to Animals forensic unit, speaks during an interview, Thursday April 7, 2016, in New York. Dr. Reisman developed evaluation standards that are used nationwide in determining cases of abuse and neglect, and testified in some of the first animal cruelty cases to use DNA at trial to obtain felony convictions. (AP Photo/Bebeto Matthews)