Wallace himself declined to identify as either a Republican or a Democrat. She challenged incumbent Republican U.S. Senator Kelly Ayotte. Michigan voted Democratic for the first time since the emergence of the Republican Party. Ayotte has been described as both a conservative Republican and a centrist. With Taft out of the race some Republican conservatives favored General MacArthur. Trump has stated that he is a "conservative Republican". Goldwater responded by accusing Rockefeller of blurring the line separating the Republican and Democratic parties. Loeffler describes herself as a conservative Republican. Singer is an active participant in Republican Party politics. Greenspan describes himself as a "lifelong libertarian Republican". However, Pennsylvania has a history of electing Republican senators. The incumbent Republican, Rick Scott, ran for reelection. This resulted in a series of bruising debates with the Republican Congress. She left to work for Republican Congressman Jack Kemp. Rick Santorum is an example of a communitarian Republican.