Suspects arrested or detained by federal authorities could be forced to provide samples of their DNA that would be recorded in a central database under a provision of a Senate bill to expand government collection of personal data.
They won't even have to arrest you and charge you with anything. They just have to detain you. The feds will be able to pick you up for whatever reason they want and put your DNA in a national database.
J. Edgar Hoover would have loved it.
I hear the sound of one Republic crumbling.