Halo 3 ODST Soundtrack Help?!?!?

[ODSTBlizzard]

I would like to know the name of the song in Halo 3 ODST when a flashback is completed and Rookie is near the turret or the explosive switch.

It's a piano solo.

Thanks!

 

[Vault boy.]

Anon Delivers

http://www.youtube.com/watch?v=F-Q04VwH8cs&feature=channel_page

 

[Cigar Man]

I'm not playing so I don't know. If I was playing I would know.