JUBAIL, Kingdom of Saudi Arabia 200223-N-JO908-1123 Sailors assigned to Commander, Task Force 56 secure mooring lines as a Mark VI patrol boat moors pierside in Jubail, Kingdom of Saudi Arabia for exercise Nautical Defender 20 (ND) Feb. 23. ND is a bilateral maritime exercise between the U.S. Navy and the Royal Saudi Naval Forces (RSNF) designed to build and sustain warfighting capabilities, support long term regional security and enhance military-to-military interoperability with the U.S. and Kingdom of Saudi Arabia. (U.S. Navy photo by Mass Communication Specialist 1st Class Kory Alsberry)