September 5, 2012 6:10 pm MWAA Amends Policies The Metropolitan Washington Airports Authority has changed some policies in response to an audit and some questions about ethics and spending in recent months. Derrick Ward reports. 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