Senior Master Sgt. Crystal Harrell, First Sgt. for the 552nd Maintenance Squadron, was the guest speaker at the 2019 Community College of the Air Force Graduation ceremony at the Tinker Auditorium Nov. 7. Harrell encouraged the graduates that it is worth it to put in the hard work and effort for their future. (U.S. Air Force photo/Kelly White)

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Photo by: Kelly White |  VIRIN: 191107-F-RI777-2002.JPG