Zelia Mersinger, 56th Force Support Squadron child development center educational technician, helps a baby onto her walker at the Child Development Center at Luke Air Force Base, Ariz., Oct. 7, 2015. The CDC accepts children with reservations and a space-available, drop-in basis. A child may stay for a few hours or spend the entire day on a limited basis. The center also has an active sublet program for parents seeking temporary care. (U.S. Air Force photo by Senior Airman Devante Williams)