1. The political forecast calls for a frenetic week in Washington.

The White House, eager to project progress ahead of President Trump’s 100th day in office on Saturday, has packed his schedule. He said he would reveal a proposal for a “massive” tax cut on Wednesday.

And lawmakers must fund the government by Friday or let it go into shutdown. Mr. Trump’s insistence that a spending bill include money for his proposed border wall is the major sticking point — for Republicans.