US President Donald Trump greets workers during a visit to the Lincoln Memorial Reflecting Pool to see the new blue protective coating being applied as part of a renovation project, in Washington, DC, on May 7, 2026. Workers have been resurfacing the bottom of Washington's famous Lincoln Memorial Reflecting Pool with "American flag blue"-colored material used in swimming pools, following an order by US President Donald Trump. (Photo by Alex Brandon / POOL / AFP via Getty Images)