In this Aug. 25, 2021, file photo, people hold signs and chant during a meeting of the North Allegheny School District school board regarding the district's mask policy, at at North Allegheny Senior High School in McCandless, Pa. The nation's school boards are asking President Joe Biden for federal assistance to investigate and stop a growing number of threats made against their members, on Thursday, Sept. 30. (Alexandra Wimley/Pittsburgh Post-Gazette via AP, File)
Featured Photo Galleries
