will i speak to john holt, who's been following developments for us in the lithuanian capital, veiling? yes and journal zaleski seem to fluctuate between a sense of commodity with the alliance and will so a sense of frustration given that ukraine hasn't essentially gone, it won't go what it wants, membership with the lives. what does it walk away with? well what, what, what changes essentially for you train the president's island skis language for one thing. you recall around 24 hours or so ago he arrives here using some pretty full slide language to describe how he would view the summits. finally, a to provide to pre, to provide an offer, an immediate invitation for a membership, but then having failed to receive, that he left us off new describing the outcomes, positive. why the change of hartwell, in short, because presidents are lensky now, feels that nato has done enough to ensure that ukraine's membership becomes inevitable. and that in the meantime, once the war is over, ukraine's security is guaranteed. is mindful. of the music lensky came to vilnius, hoping for a family invita

john's last live show ever. >> announcer: this is nbc "nightly news" with lester holt >>> and good evening i'm tom llamas in for lester we want to get right to that breaking news. a type of weather event they say happens only once every 1,000 years. close to ten inches of rain, a summer's worth, essentially falling in some areas in just hours. the result, flash flooding that turned dangerous and deadly with a woman being swept away trying to reach higher ground. there have been dozens of rescues, many of them in new york, while in vermont almost that entire state under a flood warning tonight. 9 million at risk for flash flooding, which has destroyed dozens of roads and wiped out tracks on a busy commuter railroad servicing new york city and it's not just here in the northeast much of the south and southwest still dealing with a brutal heat wave. in a moment al roker will tell us where that heat dome has moved and what's next. but we begin with emilie ikeda in hard-hit new york. emilie, so many there caught off guard with this flooding. >> reporter: tom, absolutely officials called the flooding here a once in 1