Col. Thomas Falzarano, 21st Space Wing commander, left, talks with Senior Airman Paul Karasiewicz, a 21st Civil Engineer Squadron firefighter Aug. 7, 2019, on Peterson Air Force Base, Colorado. Falzarano, as part of a tour of the 21st CES, met the many Airmen in the squadron and learned about what they do everyday. (U.S. Air Force photo by Airman 1st Class Andrew Bertain)