Donald Trump's vision was to paint the Lincoln Memorial Reflecting Pool a darker shade of "American flag blue" to celebrate the country's 250th birthday. But this week, it's been looking more green than blue.

Donald Trump's vision was to paint the Lincoln Memorial Reflecting Pool a darker shade of "American flag blue" to celebrate the country's 250th birthday. But this week, it's been looking more green than blue.

Images of the Lincoln Memorial Reflecting Pool show that green algae have returned to the site on the National Mall despite President Trump’s renovations.  The project, which cost more than $13 million, included the addition of nanobubbler technology that has “successfully destroyed the algae,” according to the Interior Department.  A spokesperson told The Hill that…