A Jamaican teenager said he uncovered buried treasure dating back to the 1860s while working to clear a vacant lot in Kingston. Michael Taylor, 19, was using a sledge hammer to demolish a concrete column in the lot Wednesday discover what appeared to be a vault, he told The Gleaner, Kingston, Jamaica. Taylor called over fellow workers who helped him open the vault. Inside it, they found a vial containing silver coins, a medallion and a parchment paper. "We tried to take up the paper but it just crumble. We saw seven coins and the pendant and we say this...