2/15/2011 - Lt. Col. Jeff Ragusa, 403rd Wing chief of safety, buddy checks Senior Airman Leon Hampton, 403rd Civil Engineer Squadron, while Senior Master Sgt. Michael Wieckowski and Tech. Sgt. David Delegrin, 403rd CES, practice hydration techniques through the M50 Joint Service General Purpose Field Masks Feb. 13, during the Unit Training Assembly. Reservists from the 403rd Wing, Keesler Air Force Base, Miss., continue to prepare for the January 2012 Operational Readiness Inspection. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Chief Master Sgt. Jahir Medina, 403rd Mission Support Flight superintendent, assists Staff Sgt. Chauntelle Wood, 403rd MSF, with tightening her web belt on the Feb. 13 exercise during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Tech. Sgt. Kayetta Robert, 403rd Security Forces Squadron, explains individual M50 mask parts to Master Sgt. Rodney Jones, 403rd MSF, Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Airman 1st Class Christopher Wright, 302nd CES emergency management instructor, Peterson AFB, Colo., securely fastens the hood for Tech. Sgt. Mark Scott, 403rd Wing finance, to ensure his M50 mask fits properly Feb. 13, during the UTA here. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Lt. Col. Scot Salminen, 815th Airlift Squadron director of operations, tightens the hood for Lt. Col. Denson Tutwiler, 815th AS commander, Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Tech. Sgt. Jennifer Simmons, 403rd CES emergency management instructor, assists with the M50 mask filter placement for Senior Master Sgt. Brian Harms, 403rd Wing command post, Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Sergeant Simmons explains chemical decontamination procedures to her onlooking class Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Sergeants Wieckowski and Delegrin learn how to properly connect a water canteen to the M50 mask Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Lt. Col. Rob Stanton, 403rd Operations Group deputy commander, exercises the personal decontamination process Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Lt. Col. Marshall Irvin, 403rd Mission Support Group commander, compares a simulated contaminated M8 chemical detection paper with a training aid Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)

2/15/2011 - Staff Sgt. Leia Bernhard, 433rd CES emergency management instructor, Lackland AFB, Texas, instructs 403rd Wing Citizen Airmen here on decontamination procedures Feb. 13, during the UTA. Reservists from the 403rd Wing continue to train for the January 2012 ORI. (U.S. Air Force photo by Dhiana McKaig)