LENTZ (IMAGE) University of Cincinnati Caption UNIVERSITY OF CINCINNATI PROFESSOR DAVID LENTZ, PICTURED HERE AT TIKAL, DISCOVERED EVIDENCE OF CEREMONIAL OFFERINGS AT THE SITE OF AN ANCIENT MAYA BALLCOURT IN YAXNOHCAH, MEXICO. Credit Liwy Grazioso Sierra Usage Restrictions NONE License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.