development peter strzok a man demoted after sending text messages to fbi employee and removed when they found that out. president pounce ds on accusing him of being politically biased against trump. we have now learned something pretty significant. strzok played a major role opening clinton investigation which we now know is days before the election. clinton blames for loss in election. and even others on the side of the aisle is important factor. manu raju is out front in washington. what are you learning tonight? >> reporter: show the fbi peter strzok played a major role days before the 2016 elections. that was the letter to congress by james comey announcing the bureau was investigating newly discovered clinton emails. now on october 27, 2016, strozo