Ancient American Skeleton Has European DNA Link[Original headline: Sinkhole Skeleton Skeleton’s DNA Could Shed Light on American Migrations] Vanlue, Ohio [AP] — The discovery of prehistoric tools from an Ohio cave is one of several finds that has scientists questioning the identity of settlers thought to have moved in 11,000 years ago. A just completed excavation of Sheriden Cave in Wyandot County, 100 miles southwest of Cleveland, revealed tools made from flaked stone and bone. The items are scheduled to go on display next year at the Cleveland Museum of Natural History. Kent State University archaeologist Kenneth Tankersley, who led...