delay in the new york grand jury probe into donald trump. also, mr. trump s feud with potential 2024 rival ron desantis is heating up. the colorado dentist accused of fatally poisoning his wife, formally charged with murder in court. midair scare. the captain on a southwest flight suffering a medical emergency, and the off-duty pilot who stepped in to help land the plane. our nbc news exclusive. on patrol with nato, guarding against the rising threat of russia at sea. and kids helping kids. the heartwarming idea inspired by our edition of nightly news just for children. announcer: this is nbc nightly news with lester holt. good evening and welcome on this thursday. is the clock ticking down for tiktok in america? the head of the wildly popular but also heavily criticized social media platform came to capitol hill today and walked right into a bipartisan storm of suspicion and distrust about the app. its chinese owners and its potential national security risks
texas with the latest. hello jeff. mike, present joe biden first lady joe biden are doing something many people this community and probably throughout this country are doing today. especially given what just happened a few days ago. they are going to church, they re going to mass as they pray. and trying to make sense of an unthinkable thing that happened. they are greeted by governor greg abbott is a bipartisan group of politicians. went over too robb elementary school where they paid their respects at the memorial site there for the people who died just a few days ago. he, along with first lady joe biden paid their respects and laid a wreath there. there joined by governor greg abbott as well as the mayor of uvalde, texas but we were told their protesters calling for governor abbott to take action on some sort of legislation that might help prevent future tragedies like this from occurring. once a church is over that is when president biden first lady are scheduled to spe