The National Data Exchange, or N-DEx, houses more than 400 million records, including incident and arrest reports and probation and parole documents. The FBI began exploring the possibility of using N-DEx in 2015, after an internal review found that Charleston, S.C., gunman Dylann Roof would have been blocked from legally acquiring his murder weapon had examiners been able to tap it . . .
Want to read more? Please subscribe to The Crime Report!