Sgt. Maurice Rue-Whitfield, 1st Calvary Division, 215th Brigade Support Battalion, ground guides a Cayman during a training… https://www.rawpixel.com/image/8742430/photo-image-public-domain-personFree Image from public domain licenseFort Sill Artillery Half Section at Cavalry Competition, Fort Reno, Oklahoma., Sept. 23-24, 2016. Original public domain… https://www.rawpixel.com/image/6200903/photo-image-public-domain-horseFree Image from public domain licenseFort Sill Artillery Half Section at Cavalry Competition, Fort Reno, Oklahoma, Sept. 23-24, 2016. Original public domain… https://www.rawpixel.com/image/6200943/photo-image-public-domain-manFree Image from public domain licenseFort Sill Artillery Half Section at Cavalry Competition, Fort Reno, Oklahoma, Sept. 23-24, 2016. Original public domain… https://www.rawpixel.com/image/6200941/photo-image-public-domain-manFree Image from public domain license