Early morning here in the United States. 4 00 a. M. And we start with what will be a busy week. Two major events playing out politically here in the u. S. First, the u. S. President s impeachment trial, its drawing closer to its end. The verdict, almost certain to been acquittal. While that plays out in washington, democrats in iowa will hold their caucuses, deciding which of their president ial hopefuls they would like to see take on the president. In the impeachment trial, were seeing the impact of the senate vote to block witnesses and documents. It means we may never see emails the Justice Department sack knowledging for the first time. Dozens of them exist that apparently outline the president s role and involvement in the ukraine aid freeze. And while the republicans appear united that the president should not be removed from office, some of them say his conduct was wrong but dont expect an apology from the president. Jeremy diamond has more on that and how the trial will come to