181117-N-RF885-102 SAN DIEGO (Nov. 17, 2018) Yeoman 2nd Class Dominique Boles, right, assigned to Naval Operational Support Center North Island, measures the neck circumference of Information System Technician 2nd Class Christian Ferrer, assigned to Assault Craft Unit (ACU) 1, during a body composition assessment (BCA) at Naval Air Station North Island. The Navy’s BCA determines if a Sailor falls within the prescribed Navy body fat standards. (U.S. Navy photo by Mass Communication Specialist 2nd Class Natalia Murillo/Released)