Milton Miller (left), and Jason Chavana (right), 502nd Civil Engineer Squadron Fire Department Operation firefighters, wrap lights around a Christmas tree in Fire Station No. 2 on Joint Base San Antonio-Lackland, Texas, Dec. 5, 2013. Firefighters stress that when using a live tree, to place the tree away from heat sources, such as fireplaces and heat vents. These will dry out the tree, causing it to be easily flammable. (U.S. Air Force photo by Airman 1st Class Nathan G. Wilson-Crow)