"Opal Lee grew up as a Black girl in Texas at a time when Black and white people were kept separate and Black people had fewer opportunities than white people did. She knew that this wasn't right, and she grew up to be a teacher and a community leader, determined to help create a better future for all people. A big part of her work and life was making Juneteenth a national holiday to mark the end of enslavement for Black Americans. She loved this...