dr. wolf from the wild. >> with a potential 56 animals now free, officers turn to vets from the local zoo for advice and counseling. >> i'm sure you're familiar with terry thompson's animals? >> yes. >> i need someone with a tranquilizer gun. >> oh, man. >> wow, you know, this is always a possibility, but who would think this would actually happen? >> hold on. terry thompson's animals are loose right now. all of terry thompson's animals are loose. >> really, all of them? >> we're going to send guns down there. >> we all just started to move. as i was driving to zanesville, i was thinking about the fact that we trained for emergency situations in zoos all the time, but when we train for these situations, we're usually thinking about one animal in a really extreme situation, maybe two, three, or four. but i had never considered what it would be like to try to contain 30, 40, 50 animals. >> this is the thompson property. you can see that it's approximately 300 yards from the interstate. it's very close proximity to town. here is the farm, and here is the closest school, which is two miles. >> the vets' journey to zanesville would take an hour. facing an im