Airman 1st Class Vincent Jones, a pest management journeyman assigned to the 307th Civil Engineer Squadron prepares an MRE (Meals Ready to Eat) for lunch during a training exercise at Barksdale Air Force Base, La., Sept. 10, 2014. Jones was participating in a bivouac designed to complete yearly requirements in field and contingency skills training. (U.S. Air Force photo by Master Sgt. Jeff Walston/Released)