Assuming the worst . NEW : Animal psychologist says dog owners must take action if they see warning signs . Jade Anderson , 14 , is apparently killed by a pack of dogs in a house in northwest England . Four dogs were shot by armed police officers and a fifth was secured . Media reports said they were an American bulldog , a mastiff and two bull terriers .
NEW : Animal psychologist says dog owners must take action if they see warning signs . Jade Anderson , 14 , is apparently killed by a pack of dogs in a house in northwest England . Four dogs were shot by armed police officers and a fifth was secured . Media reports said they were an American bulldog , a mastiff and two bull terriers .