WACO — Sentencing was handed out to eight of the 12 people who admitted to operating an expansive drug trafficking industry.

The operation reportedly brought in 25 million dollars worth of cocaine each month to Waco for nine years.

The Waco Tribune reports U.S. District Judge Walter S. Smith Jr. sentenced Dianna Balandrano Gonzalez, of McAllen, to 40 years in prison; Monica Haro, of Edinburg, to 15 years; Caesar Humberto Salinas to 15 years; Joseph Lopez, of Dallas, to 15 years; Jorge Vega, of Waco, to 11 years; Edward Vega, of Waco, to two years; Carlos Olvera, of Waco, to 17 years; and Bernadino Jiminez, of Waco, to five years.

Gonzales is reported as the ring leader of the drug traffickers.