What Classical Work is this?

[vdL]

So I sat and watched The Good Wife a while ago. What piece is it the character that died and there after is playing?
It sounds like Bach, but I don't know this one and would like to know. It is playing the first 35 seconds of this clip.

http://www.youtube.com/watch?v=2A_5YXV8GkM

Thanks!

 

[bearenzo]

 

[vdL]

 

[bearenzo]

 

[vdL]