caption: U.S. Air Force <PERSON> <PERSON>, 100th Logistics Readiness Squadron mission generating vehicular maintenance journeyman, prepares to empty the fuel tank of a Humvee at RAF Mildenhall, England, April 4, 2018. Vehicle maintenance teaches <PERSON> to develop troubleshooting and critical thinking skills to help them do their job. (U.S. Air Force photo by <PERSON> <PERSON>)
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