US Air Force SENIOR AIRMAN Jeffery Nash (Only hands are showing), 905th Air Refueling Squadron, Grand Forks, North Dakota, gives a vaccination to personnel who had just come into Prince Sultan Air Base, Saudi Arabia. SRA Nash is a part of the coalition forces of the 363rd Air Expeditionary Wing that enforces the no-fly and no-drive zone in Southern Iraq to protect and defend against Iraqi aggression. This mission is in direct support of Operation SOUTHERN WATCH