July 21, 2016 6:35 pm DC Emergency Crews Prepare for Heat Wave With temperatures topping 100 degrees expected this weekend, the DC Fire & EMS Department is putting additional medic units on the street. 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