jon meacham, i want to start with you for the historical framing of this particular oval office address. i've already reported that it was used as a fund-raising event both before and after for the trump campaign. but also, this is the first time i've seen an address from the oval office requesting the preemption of entertainment programming on the broadcast networks for a president to simply announce his negotiationing position in a legislative struggle with congress in which there is a bipartisan support for the opposite president frosition fr president's position. this is both a campaign event and simply an announcement of normal kind of legislative interaction that the president used this time for. >> how many times, lawrence, has something been the first time you've seen something in the past two years or so? there are a couple of thoughts here. one is, basically, it seems to