ICE officers and federal agents in Minneapolis after Alex Pretti was fatally shot by federal agents in the area. | Richard Tsong-Taatarii/The Minnesota Star Tribune via Getty Images

Federal agents’ killing of Alex Pretti in Minneapolis on Saturday has strengthened Senate Democrats’ resolve to force changes to Trump’s immigration forces — even at the risk of shutting down the government.

Senate Minority Leader Chuck Schumer released a statement after Pretti’s death saying that Senate Democrats would not support a key government funding bill without changes to the Department of Homeland Security, which oversees US Immigrations and Customs Enforcement and the Border Patrol, both of which are currently deployed in Minneapolis. Without Democratic votes, the government will partially shut down at the end of the week.

Today, Explained co-host Noel King spoke with Leigh Ann Caldwell, chief congressional correspondent for Puck News, about how Pretti’s killing has changed Senate Democrats’ political calculus, growing divisions within the Republican Party over the immigration crackdown, and whether President Donald Trump is feeling the heat.

Below is an excerpt of their conversation, edited for length and clarity. There’s much more in the full podcast, so listen to Today, Explained wherever you get podcasts, including Apple Podcasts, Pandora, and Spotify.

The Senate is back in session this week and will vote on a package to fund transportation, health and human services, and the Department of Homeland Security. It passed the House last week — and then what happened?

There was another tragic shooting of a US citizen in Minneapolis. What’s interesting is that this bill, including DHS funding, was expected to pass. It only got a little more than a handful of Democratic votes in the House, but the Senate was most........

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