six months later, they embedded three facebook employees in the trump headquarters side by side with a team from cambridge analytica, that were using the exact same data they were using here. >> let me play for you what we would call progress analysis. and also a hidden videotape showing cambridge talking about they had entree, not only with bannon on their board but all the way to donald trump. >> have you met mr. trump? >> many times. >> we did all the data, all the an analytics, we ran all the digital campaign, television campaign and formed the strategy. >> they had at least three face book employees embedded in the campaign with those exact people helping them optimize their use of facebook. so when you're in a tight race like michigan or wisconsin or