March 21, 2013 6:50 pm Laurel Tries New Tactic in Playground Fires Officials in Laurel hand out flyers asking for information in a series of playground arson fires. News4’s Darcy Spencer reports. Local 22:10 Apartment building closed after explosion: The News4 Rundown 3:12 Missing Manassas Park mom's husband denied bond 2:16 ‘Like a horror movie': Residents describe explosion at DC apartment 2:14 Wallpaper trends: How to transform your room in an instant 3:21 Man killed in shooting near Largo Town Center