180418-N-HB733-0187 PUERTO BARRIOS, Guatemala (April 18, 2018) Lt. Cmdr. Clarence Tang, of Edmonton, Canada, performs a tooth extraction while volunteers and U.S. Navy Sailors observe at the Izabal Sports Complex medical site in Puerto Barrios, Guatemala, during Continuing Promise 2018. U.S. Naval Forces Southern Command/U.S. 4th Fleet has deployed a force to execute Continuing Promise to conduct civil-military operations including humanitarian assistance, training engagements, and medical, dental, and veterinary support in an effort to show U.S. support and commitment to Central and South America. (U.S. Navy photo by Mass Communication Specialist 2nd Brianna K. Green/ Released)