Pic at link: https://twitter.com/USBPChief/status/1275081426493337600
It is just a summary slide, not a photo. It also reports 311,000 tons of steel, and 458,000 cubic yards of concrete have been emplaced so far.
https://www.cbp.gov/border-security/along-us-borders/border-wall-system?utm_source=redirects&utm_medium=https%3A//www.cbp.gov/borderwallsystem&utm_campaign=border_wall