The pksusaflaghealthbar.zip file you have requested: Skins / Miscellaneous / PK's USA Flag Health Bar - 43kb is not available. Perhaps try browsing all files for the game Call of Duty and upload any files you want to share or are missing. This is the only information we could locate:
With this health bar, an american flag goes from green to red as you health goes down. I think when you're dead it speaks for itself :).