Protective Equipment Construction workers secure braces along sections of the newer 18- to 30-foot-tall bollard wall that separates the United States from Mexico near San Luis, Calif., Aug. 15, 2019. SHARE: Download: Full Size (1.35 MB) Tags: DoD Credit: Army Staff Sgt. Vanessa Atchley, DOD VIRIN: 190815-D-UJ895-031C.JPG Photo Gallery