tweeting -- heop would stop tweeting and stick his head out once a month here and there, vb anonymousresident, he would have an 80% approval rating right now. we are going to talk about the role of the chief of staff coming up on the washington journal. the author of the book " is going to be our guest, and we will ask him about taking away the president's phone, because he sat down with reince priebus, the president's first chief of staff, four months after reince priebus resigned from that post. we will talk to chris whipple about his interview with mr. riebusus and how -- mr. p and how mr. kelly is doing. mara, a republican. this week in washington -- go ahead. caller: thanks for taking my call. i'm calling to endorse president trump's tariff on steel and aluminum, long-overdue. they are going to work. we have a surging economy. this sends a message to foreign exporters of steel and aluminum that you cannot dump your product in our country anymore. that revives our steel industry and we will make the best deal in the world. it will be used to build the wall. in 10 years from now, m