As the police officers stood in silence, the only sound that filled the air was the heavy breathing of the dog 
. Its restless movements gave no peace; every time its paws struck the ground with more force, it felt as if something unseen was urging it to continue digging. For a moment, everyone thought the animal might simply be distracted, but then came the instant when the beam of light fell deeper — and something inside reflected back, something that could not possibly be buried there by accident 
.