DAVENPORT, IA - On July 24, 2017, United States District Court Judge Stephanie M. Rose sentenced Aron Gaytan, 22, to 216 months in prison and Patrick Jay Plank, 51, to 120 months in prison for conspiracy to distribute methamphetamine, announced United States Attorney Kevin E. VanderSchel. On July 25, 2017, Judge Rose sentenced Robert Owen Knapp, 25, to 80 months in prison for conspiracy to distribute methamphetamine.