"That's one of them. That's one of why we lost in part," the Democratic senator from Pennsylvania told Fox News.

Utah Republican Sens. Mike Lee and John Curtis voted in favor of the Laken Riley Act, which would require the U.S. Immigration and Customs Enforcement to take an undocumented migrant into custody if charged with theft or other crimes.

The Senate cleared the 60-vote threshold to begin debate on a GOP priority, with Democrats backing it as the party recalibrates politically on immigration. Final passage is still uncertain.