David Nieland was an investigator with the DHS inspector general . The report also found that in a number of cases, employees were not properly trained to identify potential threats. Nieland was spotted by Broward County Sheriffs Deputies who were conducting an anti-prostitution operation .
David Nieland was an investigator with the DHS inspector general . He raised concerns over OIG trying to investigate the Secret Service involvement with prostitutes . Nieland was spotted by Broward County Sheriffs Deputies who were conducting an anti-prostitution operation .