National Mall June 27, 2019 5:50 pm Park Service, Park Police Prep for 4th of July Mall Events Crews on the National Mall are prepping America’s front yard for the 4th of July, including a speech from the president. News4’s Chris Gordon reports. Local 2:22 GW protesters celebrate after arrestees are released from DC police custody 3:50 Crews clear George Washington U. protest encampment after police arrest 33 people 8:06 DC mayor, police chief speak about 33 George Washington U. protest arrests 6:51 DC police use pepper spray, make arrests at George Washington U. 3:36 DC police clearing out George Washington U. protest encampment