I never heard of this either. I have two passports, but if I enter the US I would have to present my US passport. But what right does US Customs have to take any foreign passport from you?
This appears to be one of the many "imaginative" posts on DR1, with nothing to back it up but what you think they do. Bull**** to me.
This appears to be one of the many "imaginative" posts on DR1, with nothing to back it up but what you think they do. Bull**** to me.