Speaker Kevin McCarthy has ordered an impeachment inquiry into President Biden, putting into motion the third formal attempt by Congress to remove a president in the past four years.Luke Broadwater,  a congressional reporter for The Times, explains the unique realities behind this one.Guest: Luke Broadwater, a congressional reporter for The New York Times.Background reading: Mr. McCarthy, who formerly argued that the House must vote before opening an impeachment inquiry, changed his tune this week.What we know about the impeachment case against Mr. Biden.For more information on today’s episode, visit nytimes.com/thedaily. Transcripts of each episode will be made available by the next workday.