>liz>well joining me now is fbi, san francisco special agent in charge robert tripp. robert, thank you so much for joining us. we're going to talk about those back to school scams in just a moment. but i want to get back to our elections. the fbi and other national security agencies confirmed that the trump campaign was the target of hackers from iran. and in fact, they also attempted to hack both presidential campaigns. should we be concerned that this election is vulnerable to foreign interference? >live>well, i tell you, that's a concern of the fbi. and we're working hard not just in my office, but across the country to uphold the integrity of the elections, which are less than 70 days away >liz>now, what about the concerns of the ballot boxes as election day gets closer and closer? donald trump has said that the 2020 election was stolen, even though so far there's no evidence to support that. but it put doubt in so many voters minds. what can the fbi do this election to prove to voters that their ballot is protected? >live>well, i'll tell you what. we have a very a