Chief Master Sgt. Sonia Lee, 28th Bomb Wing command chief, addresses Airmen at an all call at the Pride Hangar at Ellsworth Air Force Base, S.D., Dec. 3, 2015. Lee discussed the importance of the Air Force core values and how upholding them can assist with accepting change and finding solutions to issues the wing and Air Force is facing. (U.S. Air Force photo by Airman Donald C. Knechtel/Released)