Herschel Walker shares mental health battle with MacDill Airmen
Former NFL running back Herschel Walker practices entry control procedures at MacDill Air Force Base, Fla., Nov. 14, 2018. 6th Security Forces Squadron defenders showed Walker how they verify and grant access to the installation, and professionally greet drivers as they make their way through the gate. (U.S. Air Force photo by Airman 1st Class Ryan C. Grossklag)

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Photo by: Airman 1st Class Ryan C. Grossklag |  VIRIN: 181114-F-GM327-1265.JPG