Senior Airman Andy Koziek, a 19th Aircraft Maintenance Squadron crew chief from Little Rock AFB, Ark., marshals a C-130J cargo plane Sept. 13, 2011, from Little Rock Air Force Base, Ark., to a designated parking ramp at Volk Field, Wis. The operational readiness exercise tested the 19th Airlift Wing's ability to deploy quickly and operate in a chemical combat environment in preparation for an operational readiness inspection in October. (U.S. Air Force photo/Tech. Sgt. Chad Chisholm)