Republican Leah Vukmir is hoping to become the junior U.S. senator to represent Wisconsin. To do that, Vukmir will have to defeat incumbent Senator Tammy Baldwin. Fox 11 talked with UW-Green Bay Aaron Weinschenk (Political Science) about the battle. “Money is the key. It’s hard for challengers to keep pace with incumbents in terms of spending but if they can get a lot of money and spend it, they can really make an impact,” Weinschenk said. See more.