A marathon vote series is underway in the Senate after the chamber debated President Trump's massive tax bill into the wee hours of the morning as Republicans work to pass the centerpiece legislation of Mr.

After a weekend of setbacks, the Senate will try to sprint ahead Monday on President Donald Trump’s big bill of tax breaks and spending cuts despite a series of challenges, including the sudden announcement that GOP Senator Thom Tillis won’t run for reelection after opposing the package over its Medicaid health care cuts.