U.S. Sen. Thom Tillis, a North Carolina Republican, broke with his party Saturday and said he would not support the federal “One Big Beautiful Bill Act,” the sweeping budget package that would enact much of President Donald Trump’s agenda.

The Republican from North Carolina announced he won’t run for reelection next year amid sharp disagreements with President Trump.

His decision creates a political opportunity for Democrats seeking to bolster their numbers in the 2026 midterm elections, creating a wide-open Senate race in a state that has long been a