Forum:Weird imposter Zombie crew in WaW

if you look in the Game files in WaW and look in localized_english_iw06.iwd into sound and into Voiceovers. the 'plr' files are the real quotes and "player' seem to be Imposters. the files i found? https://drive.google.com/file/d/0B6fpH-fPz7roSkFPb2kxelZLTW8/view?usp=sharing