Robert costa from the Washington Post and the moderator of Washington Week on pbs. I am pleased to have him on this program. Welcome. Let me begin with tax reform and what the senate is proposing, and how different it is from the house bill, and how significant are they . Robert they are pretty significant at this point. Robert the key challenge for republicans is whether they want this tax cut legislation to be populist in nature or not. They know they want a Corporate Tax rate come bring down the rate to 20 . At the same time, the debate between the Senate Version and the house version for republicans is about the top rate. Should top earners see a tax cut or not . That is going to be something that is going to perhaps hold up the bill in the coming weeks. Charlie what about other issues come in terms of the corporate rate . I heard they may delay the corporate reduction until 2019 . Is that still under consideration . Robert that is exactly right. That comes back to the point about