Gallon jugs of hydrogen peroxide were dumped into the Lincoln Memorial Reflecting Pool. But will that fix the green algae? Here's what we know.

Days after the completion this month of a $14 million renovation, the shallow water in the Lincoln Memorial’s Reflecting Pool had more algae in it than at any recorded point in the month of June for a...

In April, Trump announced a plan to make the pool great again by scrubbing and grouting its granite and then covering it with an “American flag blue”-hued waterproof coating, reminiscent of an actual ...