U.S. Air Force 2nd Lt. David Scotter, 155th Air Refueling Wing, Nebraska Air National Guard, and Senior Airman Andrea Bartlett, 132nd Fighter Wing, Iowa ANG, test the chlorine levels of potable water at the Expeditionary Medical Support System during Vigilant Guard 2014, Crisis City, Salina, Kan., Aug. 5. The Kansas National Guard was the host for Vigilant Guard 2014, Aug. 4 through 7. The EMEDS is a mobile hospital of the Kansas National Guard’s 190th Air Refueling Wing that can deploy for emergency response efforts and provide on-scene medical support for the duration of the operation, with minimal airlift requirements.