October 30, 2013 6:44 pm Grading Controversy: Are Some Loudoun Teachers Pushed to Inflate Grades? Northern Virginia Bureau reporter David Culver reports on accusations that the principal of Loudoun Valley High School is pressuring teachers to inflate grades. Local 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 0:43 American University locked down before man arrested on campus 3:08 Family holds memorial for brothers, 3 and 6, who died after Clifton house fire 2:05 ‘People immediately hit the ground': 6 hurt in shooting outside DC nightclub 2:20 Driver accused of deadly hit and run of skateboarder held without bail