Just one week before a mass shooting would launch their school into the national spotlight, students at Marjory Stoneman Douglas High School put on a Black History Month show at the Parkland, Fla., school. In a last-minute, unrehearsed addition, black student organizers wanted to address a letter that had appeared in…

On Wednesday afternoon, black students from Marjory Stoneman Douglas High School in Parkland, Fla., assembled to draw attention to their growing safety concerns since returning to class—concerns they say may not necessarily be shared or highlighted by their white classmates, who have received the bulk of the national…