CBS NewsNew 3-D sonar images show remains of only US Navyshipsunk in combat in...Washington PostGALVESTON, Texas— The remains of the only U.S. Navyshipsunk in the Gulf of Mexico during Civil War combat now can be seen in 3-D sonar images from the Gulf's murky depths, revealing details such as a shell hole that may have been among theship's...3-D sonar provides new view of Civil War shipwreckWatertown Public Opinion3-D Sonar Shows off Civil War Shipwreck (Video)Science World Reportall 231 news articles »