After tough week, Trump looks for a lift at Liberty University

President Donald Trump on Saturday is set to deliver the commencement address - his first as president - to Liberty University, the nation's largest Christian college, where he is expected to find to a friendly audience after a week of turmoil in Washington.Trump has been closeted in the White House all week, making only a few, brief public appearances after he took the highly unusual and fraught step of abruptly firing James Comey as FBI director on Tuesday.Dismissing the head of the Federal Bu