U.S. Air Force Capt. Denise Poole, 60th Operations Support Squadron airfield operations flight commander, discusses airfield operations projects during a tour Aug. 13, 2019, at the control tower, Travis Air Force Base, California. Representatives for California Senators Diane Feinstein and Kamala Harris visited Travis AFB to gain better knowledge of the mission and discuss the strategic importance of the base. (U.S. Air Force photo by Heide Couch)