The US Navy (USN) Cyclone Class, Coastal Defense Ship, Patrol Craft Fast (PCF), USS CHINOOK (PC 9) prepares to moor with the USN Harpers Ferry Class, Dock Landing Ship, USS HARPERS FERRY (LSD 49) to conduct an underway replenishment (UNREP) while on station as the Afloat Staging Base (AFSB) in the Persian Gulf for the Essex Expeditionary Strike Group (ESG), during Operation IRAQI FREEDOM