August 21, 2013 4:48 pm Security Changes Prince George's Co. Students Can See and Can't See News4 found more than $7.5 million in upgrades in Prince George’s County. As News4’s Tony Tull explained, some of the changes students can see and some they can’t. Local 2:03 PNC Parkway Classic marks 40 years of racing in Virginia 5:01 Strawberry Season: Pick fruit at this Virginia festival 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
