A diver plots out the spots on the wreck of the USS Hatteras where sonar images will be taken during a mapping expedition in the Gulf of Mexico off the Texas Coast Monday, Sept. 10, 201

 

              A diver plots out the spots on the wreck of the USS Hatteras where sonar images will be taken during a mapping expedition in the Gulf of Mexico off the Texas Coast Monday, Sept. 10, 201
A diver plots out the spots on the wreck of the USS Hatteras where sonar images will be taken during a mapping expedition in the Gulf of Mexico off the Texas Coast Monday, Sept. 10, 2012. The Hatteras was sunk in 1863 during a battle with the CSS Alabama. (AP Photo/Pat Sullivan)
Tags: Mexico , Texas