>> reporter: he won the state by nine points four years earlier so now the former president is focused on pushing the lie that the vote in texas was marched by fraud. >> they say i'm being aggressive, but you have to be aggressive to weed out this horrible election corruption. >> reporter: in september, trump sent texas governor greg abbott a letter calling for the state to conduct a full forensic audit of the election with zero evidence trump writes texans know voter fraud occurred. it didn't take long for abbott to feel the pressure. on the same day, the republican governor announced an audit in harris, dallas, tarrant and collin countys. >> isn't it just a terrible waste of taxpayer money to have an audit in a state that everybody says went fine and