170509-N-SS432-030 BARKING SANDS, Hawaii (May 9, 2017) Master-at-Arms 2nd class Timothy Joiner, left, evaluates Master-at-Arms Seaman Timothy Willis as he detains Master-at-Arms 1st class Justin Wilson during an improvised explosive device exercise at Pacific Missile Range Facility. (U.S. Navy Photo by Mass Communication Specialist 2nd Class Omar Powell/Released)