Tillis made the surprise announcement one day after he opposed a massive bill for Trump's agenda in the Senate.

Republican Sen. Thom Tillis of North Carolina says he won't seek reelection. That news Sunday comes one day after he announced his opposition to President Donald Trump’s tax breaks and spending cuts package because of its reductions to health care programs.

Republican Sen. Thom Tillis of North Carolina announced Sunday he is not seeking reelection next year, a day after he was one of only two Republicans who voted against advancing President Donald Trump’s sweeping agenda bill.