Watch: Kiper on Iowa DT Carl DavisplayJourney To The Draft: Carl Davis (0:27)Mel Kiper Jr. breaks down some of the strengths and weaknesses of Iowa defensive tackle Carl Davis. (0:27)StaffMar 3, 2015, 04:00 PM ETEmailPrintMel Kiper Jr. breaks down some of the strengths and weaknesses of Iowa defensive tackle Carl Davis.