June 7, 2021 6:15 pm What Is Critical Race Theory? There’s a political firestorm brewing in Loudoun County Schools over whether “critical race theory” should be taught in the classroom. News4’s Pat Muse explains the theory and the controversy behind it. Local 2:09 Maryland Attorney General's Office investigating deadly police shooting in Wheaton 1:44 Kamala Harris signs vandalized outside The Little Gay Pub in DC 2:14 Dozens of families without a home after Columbia Heights gas explosion 1:37 Hundreds of Teen Girls Unity Walk raises awareness in DC 2:32 Science 4 Everyone: Why does the moon look bigger than it actually is?