Brown County Drug Task Force. In the first, on December 3, 2007, the CI purchased one ounce of cocaine from Gregory Madsen at Madsen's residence at an apartment complex on River Bend Terrace in the Village of Bellevue, Wisconsin. On December 18, in the second buy, the CI purchased a half ounce of cocaine from Madsen, again at Madsen's apartment.
The third controlled buy, on January 10, 2008, occurred at Elst's residence at 1566 North Road. Scully's affidavit stated that the CI arranged with Madsen to purchase two ounces of cocaine from Madsen and his supplier. Madsen had told the CI that they would be going to the North Road address to complete the transaction. Investigator Scully and other task force members conducted surveillance as the CI picked upresidence. The most recent controlled buy, on January 10, 2008, however, took place at 1566 North Road. This deal was for two ounces of cocainea greater quantity than that involved in the earlier buys and more than the amount that the CI had said Madsen typically had at his apartment. The affidavit further stated that the CI drove Madsen to 1566 North Road where the CI pulled into the driveway, Madsen entered the residence, and he returned a short time later to tell the CI to move his vehicle because "they would be coming home shortly." According to the affidavit, as Madsen predicted, a brief time passed and then another vehicle pulled into the driveway and a male and female exited and entered the Elst residence. A short