DOD officials identify Air Force casualty Published March 5, 2008 WASHINGTON (AFPN) -- The Department of Defense announced March 5 the death of an Airman who was supporting Operation Iraqi Freedom. Staff Sgt. Christopher S. Frost, 24, of Waukesha, Wis., died March 3 near Bayji, Iraq in a crash of an Iraqi Army Mi-17 helicopter. He was assigned to the 377th Air Base Wing, Kirtland Air Force Base, N.M. The circumstances surrounding the crash are under investigation. For more information related to this release, contact the Kirtland Air Force Base Public Affairs at (505) 846-7011.