Republicans currently hold the majority in the House, while Democrats have the Senate. A handful of tight matchups could swing the balance of power.

Voters turned out Tuesday to vote for the next President of the United States, a race between Republican Donald Trump and Democrat Kamala Harris. Democrats and Republicans are also battling for control of the U.S. Senate this election. There are 34 Senate seats up for grabs, with about a half dozen of those likely to be decided by tight margins .