World War Z Theme Song

Ever wonder what that awesome song was in WWZ?
You know the one with the piano and heavenly tone ?
Well here it is!!!!!
Please enjoy!!!!!
The original name of this song is
"Isolated System" by Muse

Sheet music as requested http://www.noteflight.com/scores/view/3ec74fe322f601feaa9a86367183cb45decdf268
I DO NOT OWN THIS MUSIC OR THE PICTURES, THIS IS JUST FOR PEOPLE TO FIND THAT WONDERFUL SONG ^_^