Sailors from 4th Navy Expeditionary Logistics Regiment set up a "forward operating base" in the fog during NECC Integrated Exercise 13-1, at Naval Weapons Station Yorktown Cheatham Annex, Va. The unit is one of four Navy Expeditionary Combat Command units that participated in the integrated certification exercise Oct. 22 - 28 at Cheatham Annex and Joint Expeditionary Base Little Creek-Fort Story.