The miles of steel slats along the southern border are getting a fresh coat of paint meant to disincentivize would-be crossers, drawing praise from Republicans and new criticism from Democrats. Homeland Security Secretary Kristi Noem announced while in New Mexico this week that President Donald Trump had instructed her to paint the “entire” reddish brown

Using black paint to make the entire US-Mexico border wall hotter and harder to climb was reportedly Trump's idea.