January 15, 2013 1:04 pm 10 Percent of Students Out Sick at Two Prince William Schools Up to 10 percent of students are absent in two Prince William County schools, an official confirms to News4. Local 2:03 PNC Parkway Classic marks 40 years of racing in Virginia 0:40 Man stabbed to death near Audi Field in DC 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