U.S. Air Force Airman 1st Class Caleb Shadle, 1st Maintenance Squadron aircraft armament systems apprentice, uses a handsaw to trim branches on trees at the Child Development Center at Langley Air Force Base, Va., Oct. 26, 2013. Volunteers mowed grass, cut down trees and cleared debris to keep the area surrounding the CDC free of snakes and rodents. (U.S Air Force photo by Senior Airman Teresa Aber/Released)