170125-N-YL073-087 MAYPORT, Fla. (Jan. 25, 2017) Rear Adm. Linda R. Wackerman, center, deputy commander of U.S. Naval Forces Southern Command/U.S. 4th Fleet, tours the expeditionary fast transport ship USNS Spearhead (T-EPF-1) with Doug Casavant, right, ship�s master, and Command Master Chief Johannes J. Gonzales onboard Naval Station Mayport, Fla. Spearhead will be participating in Continuing Promise 2017, a U.S. Southern Command-sponsored and U.S. Naval Forces Southern Command/U.S. 4th Fleet-conducted deployment to conduct civil-military operations including humanitarian assistance, training engagements, and medical, dental, and veterinary support to Central and South America. (U.S. Navy photo by Mass Communication Specialist 2nd Class Shamira Purifoy/Released)