who was s a member o of the intelligence wing and his role in an online chat group where the documents first surfaced. the key question tonight, just how was he able to gain access to top secret materials. the battle over access to abortion pills headed to the supreme court. the justice department seeking emergency action. and just in tonight, a new ban set to become law in florida. a suspect arrested in the san francisco stabbing of tech executive bob lee. police say the men knew each other. what happened that night? surreal scenes in florida, streets overtaken with water after 2 feet of rain fell in only six hours. the airport shut down. the desperate rescues from homes and cars. how nbc s investigation on migrants working illegally in slaughterhouses reveal a widespread stolen identity scheme. the new government warning about a deadly baby sleeper recalled years ago but still turning up online. and the inspiring school where everyone learns a language of incl
school where everyone learns a language of inclusion. announcer: this is nbc nightly news with lester holt. good evening and welcome. the potentially damaging leak of american intelligence secrets relating to the war in ukraine has been traced to a low-ranking national guardsman in massachusetts. that s where an fbi tactical team took 21-year-old airman first class jack teixeira into custody this afternoon. attorney general merrick garland announcing the arrest of teixeira in the investigation into the retention and transmission of classified national defense information. teixeira is a member of the intelligence wing of the massachusetts air national guard, though it s unclear what his authorized level of access was. the leaked documents include american assessments of russian capabilities in ukraine and also expose u.s. spy efforts against allies. lots of questions about all this tonight. andrea mitchell starts us off with what we