Just found this interesting.
MOLLY – THE WORLD’S FIRST DOPING DOG COMING TO WORLD CHAMPIONSHIP!
Molly, the world’s first doping detection dog, works to detect prohibited substances and helps in the selection during a doping control. Molly lives in Falun, Sweden. She is an 8-year-old Springer Spaniel work together with a dog handler, who is also a doping control officer.
Molly will appear during the Bandy World Championships for Group B, Group A and Women in Sweden in the end of March and beginning of April. Molly will help with the on-site doping controls, but when is of course a secret.
http://www.worldbandy.com/2023/02/28/molly-the-worlds-first-doping-dog-coming-to-world-championship/