Four graves, two jugs and seven coins dating to the Hittite period were unearthed during excavations conducted in the Mediterranean province of Adana, archaeologists working at the site announced on Monday. Adana Archaeology Museum Director Kaz›m Tosun told reporters that the graves were unearthed on May 25 during the excavations in the Ceyhan village of Sirkeli. Tosun said they had found some human bones in the graves. "The excavation is still under way. The findings will be exhibited at the Adana Archaeology Museum," he said. He also said the excavations were begun at the request of Akdeniz Petrolleri Inc. prior...