Mission Talk Air Force Secretary Barbara M. Barrett learns about the missions led by Air Force Lt. Col. Shawn Chamberlin, center, the commander of the 377th Weapon System Security Squadron, and Air Force Maj. Daniel Crouch, left, the commander of the 898th Munitions Squadron, at Kirtland Air Force Base, N.M., May 21, 2020. Barrett visited various mission partners and explored active mission sets to better understand how the base has sustained national security capabilities during the COVID-19 pandemic. SHARE IMAGE: Download Image: Full Size (2.79 MB) Photo By: Air Force Airman 1st Class Austin Prisbrey VIRIN: 200521-F-OD583-1118A.JPG Photo Gallery