![View Poster Image](https://image.tmdb.org/t/p/w342/9h2AJrQjLhm3l3yqOx5WX2926Zo.jpg)
![View Poster Image](https://image.tmdb.org/t/p/w342/9h2AJrQjLhm3l3yqOx5WX2926Zo.jpg)
Episode 20 - Sounds of Silence
Air Date: Apr 19, 2001
Two women run over a deaf man but they didn't kill him- he was already dead. Grissom has to find out who did it and he's not getting help from the deaf man's school. Catherine and Nick investigate an apparent mob hit that leaves five dead in a coffee shop.