A look at how different outcomes affect control of the Senate and the most common ways that each party clinches a majority
Geoffrey Skelley is a Senior Elections Analyst at FiveThirtyEight. He specializes in elections, government, and politics, with a keen focus on public policy and regional interest stories. Geoffrey's insights and analyses have been featured in prominent outlets including ABC 7 Chicago, ABC7 New York, ABC30, ABC Network News, and ABC13 Houston.