Back to School August 21, 2023 6:19 am First day of school arrives for many Northern Virginia students News4’s Juliana Valencia and Joseph Olmo covered Prince William County and Fairfax County students’ return to the classroom. Local 1:17 2 men injured in Alexandria shooting 22:09 Survey reveals voters' concerns: The News4 Rundown 2:28 Defense motions to suppress au pair's police testimony in double murder case 3:14 Scam targets thousands of DC's most vulnerable residents 3:22 Mistrial denied in trial of ex-officer accused of killing shoplifting suspect