murder of tech exec bob lee in court new evidence on what happened the night of his killing. lee stabbed in the heart and the connection to the suspect s sister travel rush. how to navigate the busiest summer travel season in years with fewer flights and much higher fares. and legendary composer andrew lloyd webber, our coconversationon ahead of f the curtaiain call foror broadwdway s longegest rurunning showow announcer: this is nbc nightly news with lester holt good evening, and welcome on this friday we begin tonight with the scene in a massachusetts federal courthouse where a young national guard airman made his first appearance since his dramatic arrest yesterday in connection with the leak of u.s. classified intelligence files 21-year-old jack teixeira with members of his family in the courtroom as the government previewed some of the evidence against him. teixeira, who had a top secret security clearance, faces charges under the espionage act related to the
welcome to the whole story. i m anderson cooper. artificial intelligence, or a.i., is an incredibly powerful technology which may change many aspects of our lives. the ceo of google s parent company, alphabet, which has invested heavily in it, recently said ai s impact could be more profound than electricity or even fire. but many worry about what that impact might turn out to be. could ai one day replace humans? and if so how might that happen? we ve already seen some service-based and manufacturing jobs turn to ai in a big way. but what about other industries? can ai replace journalists or news anchors? perhaps it already has. because what you just saw and heard a moment ago was not actually me. this is me, anderson cooper. and i am an ai-generated anderson cooper. that wasn t my real voice, and i never spoke the words you just heard. we asked a young student in california to create a fully end to end ai version of me. looks like me, sounds like me, and it didn t
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