Chief Warrant Officer 3 John Wilson, 628th Logistics Readiness Squadron Port Operations officer, takes a ride on a Harbor Security Boat July 16, 2012, at Joint Base Charleston – Weapons Station. As Port Operations officer, Wilson is responsible for the maintenance of six boats at JB Charleston. Four of those boats are 27-foot long Sea Arks, designated as Harbor Security Boats used by the 628th Security Forces Squadron.