i like to know if there is a way to play COD 4 from level 1.Now i am 10th prestige mode ,level 55.I like to play all over from level 1,without deleting current cod 4 file from the hard drive.I tried to move the file from hard drive to memory card and when starting to play i did select start from hard drive ,but i am still prestige mode 10,level 55.Thanks for any help.