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A teenager faces charges for allegedly threatening to carry out a mass shooting targeting two Montgomery County schools. Also in The News4 Rundown: How the two young boys who died after being pulled from a house fire in Virginia are being honored and saving lives, and how cannabis gets brought to market legally.

Nelson Ballard III was arrested Wednesday, nearly a week after the shooting at an LA Fitness at 9450 Ruby Lockhart Boulevard in Lanham, according to Prince George’s County police.

Emotional testimony came in court Thursday from a key witness in the June 2022 crash that killed two Oakton high school students who were walking home from school.

A new study by George Washington University researchers found that communities of color are at an increased risk of developing diseases linked to air pollution.

As part of the efforts to reduce violence in the District — particularly youth violence — the D.C. government has been providing grants to local groups with innovative ideas on how to keep neighborhoods safe. News4’s Mark Segraves spoke with a group of kids from Southeast who recently experienced the trip of a lifetime thanks to one of those ...

Cannabis is grown, tested and sold legally in the District — and it’s a careful scientific process. News4’s Tommy McFly took a look behind the scenes of Green Theory, the first gifting shop in the District to convert to a true medical dispensary.

The News4 I-Team obtained a normally confidential law enforcement plan for a presidential visit to Culpeper County, Virginia, showing a convicted felon was assigned as part of the security detail. The White House executive visit to Germanna Community College on Feb. 10, 2022, was a chance for President Joe Biden to pitch a prescription drug price r...

A school bus without children on board crashed into a home in Adelphi, sending the driver to the hospital and seriously damaging the house and a car. The homeowner describes the moment it happened.

Wendy Rieger’s storytelling, curiosity, accuracy and compassion were timeless. Now a new scholarship in her honor will help educate the next generation of journalists at American University, her alma mater. 

How would you like to pay a toll for the privilege of driving in downtown D.C.? Other cities have adopted congestion pricing, but the D.C. Department of Transportation said feedback from Congress stands in the way of a similar plan here. News4’s Adam Tuss reports.

This Saturday, people can walk through homes in the iconic Georgetown neighborhood with a self-guided tour. Tommy McFly has an exclusive preview. 

The planes, one from Southwest and one from JetBlue, nearly ended up crossing the same runway while that JetBlue flight was taking off.

Police in Montgomery County, Maryland, say they were able to prevent a school shooting planned by a teen. Alex Ye, 18, a student at Thomas S. Wootton High School in Rockville, was arrested Wednesday and charged with threats of mass violence, police said Thursday. In a search, police say they found a 129-page document in which Ye “writes about commi...