91116-N-CR843-0059 KEFLAVIK, Iceland (Nov. 16, 2019) Lt. j.g. Benjamin Jacobsen, a pilot assigned to Patrol Squadron (VP) 4 performs a pre-flight checklist onboard a squadron P-8A Poseidon maritime patrol and reconnaissance aircraft in preparation for an anti-submarine warfare mission over the Atlantic Ocean. VP-4 is forward deployed to the U.S. 6th Fleet area of operations and is assigned to Commander, Task Force 67, responsible for tactical control of deployed maritime patrol and reconnaissance squadrons throughout Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 2nd Class Juan S. Sua/Released)