As he opened his car door to leash his dog, she bolted — sprinting over the barricade and straight off a cliff. Yogie plunged more than 100 feet and landed on a rock shelf deep in the canyon below.

“All of a sudden, to my right, this dog charges after me. Then he bit down on my leg,” Johnson said. The FedEx office worker said she walked by a homeless camp and that is where the animal ...