WASHINGTON — The National Park Service has reversed edits and restored content to its webpage about Harriet Tubman and the Underground Railroad in the wake of news reports and public backlash over the changes. “Changes to the Underground Railroad page on the National Park Service’s website were made without approval from NPS leadership nor Department leadership," NPS spokeswoman Rachel Pawlitz said late Monday in an email. "The webpage was immediately restored to its original content.” She did