The oldest known shipwreck in the Indian Ocean has been sitting on the seafloor off the southern coast of Sri Lanka for some 2,000 years...The wreck lies 110 feet (33 meters) below the ocean's surface, just off the fishing village of Godavaya, where German archaeologists in the 1990s found a harbor that was an important port along the maritime Silk Road during the second century A.D..."Everything's pretty broken," said Deborah Carlson, president of the Institute of Nautical Archaeology at Texas A&M University, who is leading the expedition to the Godavaya wreck with colleagues from the United States, Sri Lanka and...