Vigilant Vortex Exercise

Firefighters from the 148th Fighter Wing, Minnesota Air National Guard, secure a simulated casualty onto a backboard prior to evacuation Aug. 12, 2014 during a recent natural disaster preparedness response exercise in Duluth, Minn.  The Wing, along with other Minnesota National Guard units and civilian agencies jointly participated in the state-wide Vigilant Vortex exercise.  (U.S. Air National Guard photo by Tech. Sgt. Brett R. Ewald/Released)

Firefighters from the 148th Fighter Wing, Minnesota Air National Guard, secure a simulated casualty onto a backboard prior to evacuation Aug. 12, 2014 during a recent natural disaster preparedness response exercise in Duluth, Minn. The Wing, along with other Minnesota National Guard units and civilian agencies jointly participated in the state-wide Vigilant Vortex exercise. (U.S. Air National Guard photo by Tech. Sgt. Brett R. Ewald/Released)

Firefighters from the 148th Fighter Wing, Minnesota Air National Guard, prepare to move a simulated casualty onto a backboard for evacuation Aug. 12, 2014 during a recent natural disaster preparedness response exercise in Duluth, Minn.  The Wing, along with other Minnesota National Guard units and civilian agencies jointly participated in the state-wide Vigilant Vortex exercise.  (U.S. Air National Guard photo by Tech. Sgt. Brett R. Ewald/Released)

Firefighters from the 148th Fighter Wing, Minnesota Air National Guard, prepare to move a simulated casualty onto a backboard for evacuation Aug. 12, 2014 during a recent natural disaster preparedness response exercise in Duluth, Minn. The Wing, along with other Minnesota National Guard units and civilian agencies jointly participated in the state-wide Vigilant Vortex exercise. (U.S. Air National Guard photo by Tech. Sgt. Brett R. Ewald/Released)

Two firefighters, from the  148th Fighter Wing, Minnesota Air National Guard, treat a simulated casualty for wounds Aug. 12, 2014 during a recent natural disaster preparedness response exercise in Duluth, Minn.  The Wing, along with other Minnesota National Guard units and civilian agencies jointly participated in the state-wide Vigilant Vortex exercise.  (U.S. Air National Guard photo by Tech. Sgt. Brett R. Ewald/Released)

Two firefighters, from the 148th Fighter Wing, Minnesota Air National Guard, treat a simulated casualty for wounds Aug. 12, 2014 during a recent natural disaster preparedness response exercise in Duluth, Minn. The Wing, along with other Minnesota National Guard units and civilian agencies jointly participated in the state-wide Vigilant Vortex exercise. (U.S. Air National Guard photo by Tech. Sgt. Brett R. Ewald/Released)