February 13, 2014 5:40 pm Pat Collins' Best in Snow Challenge As inches upon inches of snow piled up in the DC area, News4’s Pat Collins challenges viewers to send in their “Best in Snow” photos. 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