A peeling section of blue coating is seen in the Lincoln Memorial Reflecting Pool, Saturday, June 20, 2026, in Washington. (AP Photo/Mark Schiefelbein)

A peeling section of blue coating is seen in the Lincoln Memorial Reflecting Pool, Saturday, June 20, 2026, in Washington. (AP Photo/Mark Schiefelbein)

A section of vacuum hose line is curled across the bottom of the Lincoln Memorial Reflecting Pool as National Park Service employees clean it, Saturday, June 20, 2026, in Washington. (AP Photo/Mark Schiefelbein)

Visitors watch as National Park Service employees use vacuums to clean the Lincoln Memorial Reflecting Pool, Saturday, June 20, 2026, in Washington. (AP Photo/Mark Schiefelbein)

Water is pumped from a vacuum into a drain near the Lincoln Memorial Reflecting Pool, Friday, June 19, 2026, in Washington. (AP Photo/Mark Schiefelbein)

A missing section of blue coating is seen at the edge of the Lincoln Memorial Reflecting Pool, Friday, June 19, 2026, in Washington. (AP Photo/Mark Schiefelbein)

Visitors watch as a National Park Service employee uses a vacuum to clean the Lincoln Memorial Reflecting Pool near a missing section of blue coating, Friday, June 19, 2026, in Washington. (AP Photo/Mark Schiefelbein)

FILE - In this June 18, 2006, file photo, Geoff Ogilvy, left, of Australia, and Phil Mickelson talk on the 18th green where Ogilvy was presented the U.S. Open trophy after winning the golf championship at Winged Foot Golf Club in Mamaroneck, N.Y. (AP Photo/Morry Gash, File)