Top Story with Tom Llamas - Dec. 4 | NBC News NOW

A manhunt is underway for a gunman involved in the killing of the UnitedHealthcare CEO, the search for a woman and her cat who may have fallen in a sinkhole is now a recovery effort, and a dog left abandoned during Hurricane Milton has found his forever home. 00:00 Introduction 02:13 UnitedHealthcare CEO shot and killed outside NYC hotel 08:39 Fmr. NYPD captain breaks down NYC shooting manhunt 15:40 Hegseth vows to fight for defense nomination 22:05 Sources: Trump considers DeSantis for defense 25:32 Video captures apparent border patrol SUV striking migrant 29:18 Sinkhole search for missing grandmother 31:32 Airline executives grilled on junk fees 35:34 New storm takes aim 44:25 Chuck Scarborough signs off after 50 years at WNBC » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC video: http://bit.ly/MoreNBCNews NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features NBCNews.com, MSNBC.com, TODAY.com, Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows. Connect with NBC News Online! NBC News App: https://apps.nbcnews.com/mobile Breaking News Alerts: https://link.nbcnews.com/join/5cj/breaking-news-signup?cid=sm_npd_nn_yt_bn-clip_190621 Visit NBCNews.Com: http://nbcnews.to/ReadNBC Find NBC News on Facebook: http://nbcnews.to/LikeNBC Follow NBC News on Twitter: http://nbcnews.to/FollowNBC Follow NBC News on Instagram: http://nbcnews.to/InstaNBC #UnitedHealthcare #Shooting #Sinkhole