ST. LOUIS, Missouri, Aug. 16 -- The office of the U.S. Attorney for the Eastern District of Missouri posted the following news release: * * * Two Admit Running Nearly 20-Year Pyramid Scheme that Victimized More Than 90 Missourians Two Missouri men on Friday admitted operating a long-running Ponzi scheme that cost more than 90 victims at least $3 million. James "Jim" Johnson, 77, and Darrell Niswonger, 68, each pleaded guilty in U.S. District Court in Cape Girardeau to one count each of wire   more