download modio from
www.game-tuts.comdownload usb xtaf xplorer gui verison 31 (doesnt matter which xtaf u would use)
1. put ur flashdrive in
2. u go to new game in campaign.
3. save the game to ur flashdrive.
4. go to usb xtaf find ur saved game.
5. open modio.
6. open a modded zombie game save.
7. save it over ur game save (rehash resign)
8. take out flash drive and stick it in ur xbox
9.start up waw
10.go to campaign
11 select ur flash drive click resume
there u go any questions message Typical Hitman