Research volunteer Caroline S. O’Connell will share the story of Flossie Sinclair Furr, an African American school teacher ...

On a Thursday afternoon inside their Loudoun County, Virginia, home, sisters Mackenzi and Sophie Paris are building a fort.

The event included a tour of the construction site, speeches from school officials, and a showcase of renderings of the finished project.

Parts of the D.C. area could see more than a half-foot of snow, as another winter storm makes its way to the region Tuesday.