The deadline to sign up for healthcare through the Affordable Care Act has been extended until tomorrow morning. Dan Weissmann, host of the podcast “An Arm and a Leg” brings us the details and breaks down why accessing health insurance in this country is so costly and confusing. But first, a look at what to expect on Wednesday when — for just the third time in American history — the House of Representatives will debate and vote on whether to impeach a sitting president.