Credit: The grandchildren of Mary W. Jackson, from left, KaShawnta Lee, Bryan Jackson, and Wanda Jackson, all of Hampton, Va., stand for a photograph by the sign honoring their grandmother at a ceremony officially naming the NASA Headquarters building in honor of Mary W. Jackson, who was the first Black female engineer at NASA, Friday, Feb. 26, 2021, in Washington. "I can't even explain how I feel today," said Bryan Jackson. (AP Photo/Jacquelyn Martin)

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