U.S. & WorldThe day's top national and international news. 0:00Play0:00 / 3:45MuteShareToggle FullscreenHealthDecember 12, 2024 5:07 pmWhat is brain fog?Doctor explains what you need to know about what is informally referred to as “brain fog.” BOOKMARKERMore U.S. & World VideosSlide 1 of 93:45Now PlayingWhat is brain fog?9:55Single mom sobs after landing dream job thanks to Pennsylvania Women Work10:28Family receives emotional surprise after daughter's cancer battle3:48Viral therapy dogs jump into action after tragic D.C. plane crash0:28‘There was a collision': Air traffic control recording captures moment of crash3:30Witness describes seeing plane in moments before it crashed0:38Video shows moment plane and helicopter collided near DCA0:37Ex-Abercrombie CEO arrested on sex trafficking-related charges9:07Selena Gomez and Benny Blanco's sweetest momentsNewsLive TVSearchSearch Videos:LocalUS & World VideosEntertainment VideosThe SceneLatest14:06Eva Longoria says Paulina Chavez is the future of Hollywood1:56Elon Musk's daughter Vivian reacts to his transphobic comment1:57Meghan Markle & Gwyneth Paltrow squash feud rumors3:31‘Fishfluencers' take to the Potomac6:22NBC News' Vicky Nguyen shares family's incredible journey from Vietnam to America in new memoir24:10Honoring victims of the Key Bridge collapse: The News4 Rundown2:29House committee approves bill mandating DC comply with federal immigration laws2:44Dominion Energy pauses tree-cutting project along W&OD Trail2:32Man gets 85 years in fatal shooting of woman visiting Prince George's for grandson's funeral1:39Hundreds of new sneakers donated to Alexandria students4:02Maryland marks 1 year since Key Bridge collapse3:52Jolene Ivey opens up on her health and exit from Prince George's County executive raceShow More