We’ve had some real problems with Vandalism at the beautiful Reflecting Pool," he posted on his social media site Friday night. "Just like three days ago, they destroyed the

President Donald Trump claimed Saturday, without providing evidence, that vandals damaged the algae-plagued Reflecting Pool on the National Mall and that the water will need to be drained for repairs.

The pool has been plagued by algae growth and deterioration, with crews working to restore conditions as authorities investigate.

Problems at the Lincoln Memorial Reflecting Pool persist despite President Trump's multimillion-dollar makeover. New York Times investigative reporter David Fahrenthold, who has been covering the matter,

Earlier this year, President Donald Trump described the Lincoln Memorial Reflecting Pool as “absolutely filthy,” vowing to clean up the iconic landmark and make it “look gorgeous, beautiful” so it again reflects the federal monuments around it.

President Donald Trump said Saturday afternoon that the U.S. Park Police had arrested multiple people he alleged were vandalizing the Lincoln Memorial Reflecting Pool, which has been plagued with algae and peeling paint in the days since the Trump administration completed a costly renovation.

President Trump's multi-million dollar makeover of the Lincoln Memorial Reflecting Pool is not going swimmingly. CBS News' Mark Strassmann reports.

President Donald Trump on Friday claimed the Lincoln Memorial Reflecting Pool was intentionally vandalized and said law enforcement is actively investigating, as the administration has scrambled to fix the pool’s recent deterioration just days after Trump’s nearly $15 million renovation.