PONCE, Puerto Rico (May 12, 2021) Sailors assigned to the Freedom-variant littoral combat ship USS Sioux City (LCS 11), and the �Sea Knights� of Helicopter Sea Combat Squadron (HSC) 22, Detachment 3, conduct maintenance on the 57mm MK 110 gun while the ship is in port Ponce, Puerto Rico for a brief stop for fuel and provisions, May 12, 2021. Sioux City is deployed to the U.S. 4th Fleet area of operations to support Joint Interagency Task Force South�s mission, which includes counter-illicit drug trafficking missions in the Caribbean Sea and eastern Pacific Ocean. (U.S. Navy photo by Mass Communication Specialist 2nd Class Marianne Guemo)