government targets. ukraine s president volodymyr zelenskyy urging extra caution on this holiday. [interpreter] we are sure to retaliate against any former russian tara. but please tomorrow be sure to follow security rules. please respect the curve. you act on the air right sirens. pay attention to official announcements, and remember, we altogether have to get to our victory. a lot more from ukraine in just a moment. but first, one of most powerful democrats in the u.s. congress will not be heading back to capitol hill next year. newly-drawn new york congressional map created a contentious matchup between jerry nadler and carolyn maloney. cnn projecting nadler, the chair the judicial committee, will be the democratic nominee in new york s 12th district. bring into and maloney s three decade long time in congress. and now florida projects val demings will win the florida primary and will challenge republican incumbent marco rubio. demings, a former police chief, ser
sent to congress and federal agencies. in the 200-page disclosure, he portrays a chaotic reckless environment that allows too many staffers access to central controls and sensitive information without adequate overnight. it s not just a story about recklessness, he also says they tried to cover up vulnerabilities. c . this is in the hands multi u.s. government, law enforcement agencies and today for the first time, by whistle-blowers speaking out. ready? yes. why are you coming forward? all my life, i ve been about finding places where i can go and make a difference- reporter: this is peter zackco, until january of this year, he was head of security at twitter, but now he s a whistle-blower. and he says that twitter security problems are so grave, they re a risk to democracy. i think twitter is an extremely important platform. reporter: he s handed over the combination about law enforcement agencies including the fcc, ftc and the department of justice. may
controls and sensitive information without adequate oversight. zatko also alleges some of the company s senior most executives tried to cover up twitter s vulnerabilities. cnn s donie o sullivan is here with the exclusive details. what are we seeing, what are the main headlines out of this disclosure? that s right, kaitlan, a lot to break down in this. this disclosure is in the hands of multiple u.s. law enforcement agencies, including the s.e.c. and the department of justice and today zatko is speaking out for the first time to cnn. have a look. ready? yes. why are you coming forward? all my life i ve been about finding places where i can go, and make a difference. reporter: this is peiter zatko. until january this year he was head of security at ftwitter, bt now a whistle-blower. he said the problems are so grave, they re a risk to national security and democracy. twitter is a critical resource to the entire world. i think it is an extremely important platform.
security peiter zatko, alleging the social media giant s leadership misled its own board, and government regulators about security vulnerabilities that could potentially open the door for foreign spying, hacking and disinformation campaigns. those are stunning, serious claims sent to congress and several federal agencies last month. our very own cnn correspondent donie o sullivan sat down with him to talk about this. here s the story. reporter: ready? yes. reporter: why are you coming forward? all my life i ve been about finding places where i can go, and make a difference. reporter: this is peiter zatko, until january of this year he was head of security at twitter, but now he s a whistle-blower, and he says twitter security problems are so grave, they are a risk to national security and democracy. twitter is a critical resource to the entire world. i think it is an extremely important platform. reporter: he handed over information about the company to various
team now filing a response to that fbi search for all of those boxes of classified material in his florida home two weeks ago. we ll start with the fbi seizure of classified documents at mar-a-lago. the former president wants a neutral third party called a special master to review the documents taken by the fbi and return anything not within the scope of the search warrant. we re also getting new information about how much sensitive data was at mar-a-lago and the concern at the national archives months ago, which set off this entire investigation. all right, so, let s get to cnn s senior crime and justice reporter, kaitlan. we know in january, the national archives retrieved 15 boxes of material from mar-a-lago, and we are learning, thanks thao the reporting, about exactly how much classified info was in those boxes. one of the things we re learning now is because the national archives is making public a letter back in may that fills out our timeline a little bit more,