this is where cresswell believes her dog died.he said smith, who owns tri-valley east bay dog trainer initially told her kenzee was killed by a pit bull during a walk. later cresswell says smith admitted it was in fact her dog who fatally mauled kenzee and critically injured dolly. she has gone through four surgeries, including a tracheotomy. >> she will never be the same. she has a gaping hole in her neck. >> she says dolly's medical bills have gone through the roof. >> i have $26,000 in medical bills which dawn smith should be responsible for. >> but so far no luck getting that money. smith declined our request for an on-camera interview. instead, she spoke to us on the phone. smith says what happened was an accident, that she was out shopping when her dog must have ecaped from his kennel at home before the fatal incident. smith says she paid $1500 when she took dolly to the hospital, but she does not have the money to pay for the dog's subsequent medical bills. she told us i was horrified at what happened. i'm no longer in busi