Sen. Rick Scott (R-Fla.), the head of the National Republican Senatorial Committee, said he will support any Republican incumbent senator against primary challengers—despite an assertion made by former President Donald Trump that he would primary some senators. Scott, in an interview with Fox News on Sunday, would not say whether the Republican Party belongs to Trump. “It’s the voters’ party. It always has been the voters’ party. Let’s go back to 2010 and my primary. Every Republican I think in the country endorsed my opponent and I won. I talked to President Trump about a week ago and I told him this is my job, my job is to help Republican senators win all across the country and he made a commitment to me to help me do that. I believe he’s going to be helpful,” he said. Trump has suggested primary challenges against Sen. John Thune (R-S.D.), the No. 2 …