Secretary of the Air Force Barbara M. Barrett speaks to members of the medical team deployed to Nigerien Air Base 201 during her visit to Agadez, Niger, Dec. 21, 2019. During her first visit to the African continent since taking office in October, Barrett’s focus was centered solely on the U.S. service members deployed there. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)