Secretary of the Navy (SECNAV) the Honorable Dr. Donald C. Winter, right, and Chief of Naval Operations (CNO) Admiral Gary Roughead depart the United States Supreme Court after giving testimony for the use of sonar in naval training exercises off the coast of . The Supreme Court will decide a dispute between the U.S. Navy and conservationists over sonar use during naval training exercises off the coast of . U.S. Navy photo by Mass Communication Specialist 2nd Class Kevin S. O'Brien