Tina Zimmerman LeRoy Trainer Helps Ugandans Harness The Power Of Human-Canine Bond By Breanna Grow • Aug 30, 2019 Breanna Grow / WGLT Humans and dogs have a bond unlike any other in the animal kingdom. Fostering that special connection has been Tina Zimmerman’s life’s work, first as a veterinary technician, then as the owner of Manestream Training in LeRoy.