20170805-OSEC-LSC-1965 
Iowa State Troopers lead the way for U.S. Department of Agriculture (USDA) Secretary Sonny Perdue's visit to and from the Iowa Living History Farms, Urbandale, IA, on Aug. 5, 2017. The RV vehicle served as office and transportation for guests, staff and support personnel from site to site. USDA Photo by Lance Cheung.
Lance Cheung
2017-08-05
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