In a near party line vote, the impeachment inquiry is now a formal inquiry. Once divided, all but two Democrats voted for the resolution. How did the party coalesce so quickly?

On Sunday morning, President Trump announced a special forces mission, in conjunction with local partners, that led to the death of ISIS leader Abu Bakr Al-Baghdadi. But this isn’t the end of ISIS. Michael Singh, Washington Institute Managing Director and former senior director for Middle East affairs at the National Security Council, says that while the news is certainly a blow to the group and its efforts, it is just temporary. “This probably throws ISIS into a bit of disarray. But, still, you have 11,000, maybe more, ISIS members at large, in addition to those in prisons, who are probably still committed to conducting acts of terrorism. And at the end of the day, the underlying conditions that helped give rise to ISIS are arguably worse now than they were then.” So what is next for ISIS? How much did oil factor into this mission? And what can we gather from the way President Trump thanked partners in the aftermath?

Then, Elizabeth Warren’s wealth tax plan is in the news again — this time because it’s part of her plan to fund single-payer healthcare. Gabriel Zucman, one of the economists who advised Elizabeth Warren’s wealth tax plan, joins the show to talk about the plan and the optimal tax rate billionaires should pay. What’s the viability of that wealth tax plan? Similar plans have faltered in other countries. What’s different about the US? Should we all dream of becoming billionaires? Does a higher tax rate throw water on that dream?