Despite President Trump's attempt to fix the reflecting pool's algae problem by painting the bottom blue, the algae has returned shortly after the repairs were completed.

<img alt="Aerial view of the reflecting pool and the Lincoln Memorial, with the Potomac River in the background." height="349" src="https://i.cbc.ca/ais/ce0d90ee-1185-405d-9443-df2591fdb219,1781635222126/full/max/0/default.jpg?im=Crop%2Crect%3D%280%2C584%2C5615%2C3158%29%3BResize%3D%28620%29" title="The reflecting pool and Lincoln Memorial in Washington D.C. are seen from above on Saturday." width="620" /><p>U.S. President Donald Trump believed he had a solution to the reflecting pool's algae pr...