June 17, 2011 6:20 pm Shopping at the U.S. Open News4’s John Schriffen has more on the merchandise flying off the shelves at the U.S. Open. Local 2:02 Mother of slain Dunbar High student fights for justice 26:01 Biden, Trump agree to 2 debates: The News4 Rundown 2:04 Rockville mom's ‘grandkid investigator kits' allow children to develop deeper understanding of grandparents 2:39 States must see if bridges need more protection, NTSB chair testifies 2:22 Employees say impending unionization prompted DC cafes to close