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safeguards to prevent fraud. but critics say, others don't. how do you see people use technology >> the phishing scams we have all seen but it's going to sound like somebody you know. >> reporter: going forward because you hear it, doesn't mean you should delete it. gadi schwartz, nbc news. that wasn't me >> very cool and creepy. we have a lot to cover in our second hour. let's get right to it. at this hour, high-stakes standoff, russia steps up its assault in eastern ukraine, as volodymyr zelenskyy says the stakes couldn't be higher. president biden getting ready to sign an exec...

California, where the president is signing a new executive order related to guns. what can you tell us about it? >> at the center of what the president is going to be signing today, is an effort to expand and strengthen the background checks system. the president is able to do that by building upon that bipartisan gun compromise he signed into law last year. the president will be directing the attorney general to clarify what it means to be engaged in the business of selling firearms it will expand the number of sellers who fall under the requirements to conduct background checks and close som...