WASHINGTON, D.C. — Senate negotiators are locked in a high-stakes standoff as the Friday at midnight deadline to avert a partial government shutdown fast approaches. While House leaders and the White House are pushing to finalize a massive spending package, a burgeoning revolt among Senate Democrats over immigration enforcement tactics has placed the deal in immediate jeopardy. The Minnesota CatalystThe negotiations took a sharp turn following two recent fatal shootings involving federal agents in Minnesota. A Divided SenateSenate Majority Leader John ThuneRepublicans, led by Senate Majority Leader John Thune, are urging Democrats to pass the current package to maintain national security. Key Shutdown FactsImpacted Areas Status DHS & ICE Primary focus of the dispute; currently well-funded via prior legislation.