A liner along the bottom of the Lincoln Memorial Reflecting Pool was cut with a sharp knife or razor this month, causing damage to the foam sealant installed as part of a US$16 million rehabilitation project, a top official at the National Park Service says. The agency reported the June 9 incident to US Park Police, said Frank Lands, deputy director of operations for the park service. Lands made the statement in a court document filed late on Wednesday as part of a lawsuit filed by a non-profit...