Enter your number to get our free mobile app Rochester, MN(KROC AM) - It started as a routine traffic stop and became one of Rochester’s biggest drug busts in recent memory. A Rochester patrol officer pulled over a suspected impaired driver Sunday night and searched the vehicle. The officer found 5 pounds of methamphetamine, 4,000 suspected Oxycodone pills and two handguns. The driver - 47-year-old Matthew Lyman of Mantorville - was arrested. Olmsted County ADC Investigators went to a residence in the 2100 block of 18 ½ Ave NW Tuesday and during a search, found 9 pounds of methamphetamine. Two people who live at the residence were arrested. They were identified as 57-year-old Douglas Howard and 57-year-old Ann Jessen-Ford.