US NewsFBI Questions Hog Farmer Again About Missing Mollie TibbettsSavePrintZachary StieberSenior Reporter8/5/2018|Updated: 8/5/2018The FBI returned to a pig farm in Brooklyn, Iowa, on Aug. 3 in the ongoing search for missing college student Mollie Tibbetts.Tibbetts, 20, vanished on July 18.We had a problem loading this article. Please enable javascript or use a different browser. If the issue persists, please visit our help center.