news saw yet another trump administration staff shake up. the president announcing on twitter, as it's done now, that kevin mcleanen who had been the acting homeland security secretary since april and the fourth person to serve in that job is now out. quote, we have worked well together with border crossings being way down. kevin now wants to spend more time with his family and go to the private sector. we knew the end was near when last week mcleanen spoke candidly, what i don't have control over is the tone, the message, the public face and approach of the department in an increasingly polarized time. and said that's uncomfortable as the accountable senior figure. joining us to tonight to talk about his resignation, julia