National Zoo March 23, 2018 6:32 pm National Zoo Expands Security During Spring Break Everyone who visits the National Zoo will have to go through extra security during the early weeks of spring. News4’s Mark Segraves reports. Local 1:56 3-year-old child shot in Southeast DC 26:00 DC student grazed by gunfire while in class: The News4 Rundown 2:07 Program gives returning citizens second chance — and opportunity to pay it back 2:57 Driver accused of intentionally causing fatal crash granted bond 2:11 DC police officer shoots 2 dogs to death