Dallas police force. In what became known nationally as the Sheetrock scandal, Dallas police officers and undercover informants were found to have set up dozens of innocent people, mostly Mexican immigrants, by planting fake drugs on them consisting of chalk-like material used in sheetrock and other brands of wallboard. The revelations led to the dismissal of over 40 cases (although some of those arrested were already deported). In April 2005, a former Dallas narcotics detective was sentenced to five years in prison for his role in the scheme. Charges against others are pending. (10) Many regional antidrug task forces receive up to 75 percent of their funding from the Byrne grant program. As such, the United States Government is accountable for corruption and civil rights abuses inherent in their operation. (b) Sense of Congress It is the sense of Congress that— (1) grants under the Byrne grants program should be prohibited for States that do not exercise effective control over antidrug task forces