Local

A 12-year-old boy who suffers debilitating pain because of sickle cell disease has become the first patient in the U.S. to undergo a newly approved gene therapy.

Storm Team4 Chief Meteorologist Doug Kammerer threw out the first pitch on Weather Day at Nationals Park. Did you know he played college and semi-pro baseball? Here’s a look.

After five long years of construction, busy Route 7 in Northern Virginia is expected to provide a smoother ride, with six lanes instead of four and new paths for pedestrians and cyclists. News4’s Adam Tuss reports.

An independent investigation into sexual harassment complaints has made a referral for a criminal investigation into John Falcicchio, former D.C. deputy mayor and top aide to Mayor Muriel Bowser.

Enjoy a concert at the U.S. Capitol, place flowers at the Tomb of the Unknown Solider or see a moving tribute with 600,000 poppies on the National Mall to mark Memorial Day in the nation’s capital. Memorial Day is an occasion to honor the sacrifices of all those who have died serving in the United States military. Arlington National...

Two young entrepreneurs started the Study Buddy tutoring program in Prince George’s County, Maryland, and some of their students have  already been accepted to 40 different colleges. News4’s Tony Perkins reports.

During Memorial Day weekend, Arlington National Cemetery will pay tribute to fallen servicemembers. News4’s Juliana Valencia reports on how the public is invited to participate.

The Memorial Day travel rush is expected to bring millions of people through TSA checkpoints. News4’s Joseph Olmo reports live from Regan National Airport.

Kids from around the DMV headed to Nationals Park to learn about weather forecasting and then watch the game Wednesday.

Pepco surprised Hendley Elementary School students with a free trip to NBC4 and Telemundo 44 Weather Day at Nationals Park. News4’s Molette Green reports on how it’s an effort to get students excited about STEM.