Senior Master Sgt. Sean Preston, 433rd Maintenance Squadron propulsion specialist, explains the inner workings of the C-5M Super Galaxy engine to the 433rd Airlift Wing Development and Training Flight trainees on Joint Base San Antonio-Lackland, Texas, Jan. 8, 2023. Trainees take part in events like this during their monthly Unit Training Assemblies to learn about their future unit while awaiting their Basic Military Training start date.

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Keywords: 433, aw, dt&, jbsa, mxs, preston, sean