iStock/Thinkstock(WASHINGTON) — Democrats have claimed from the beginning of this campaign cycle that they had a shot at taking back control of the Senate.

Republicans have twice as many seats up for election this year compared to Democrats and several of those are in swing states. We break it all down here.

Democrats need to net five more seats to hold the majority outright and only four if Hillary Clinton and Tim Kaine win the White House. The vice president can be a tie-breaking vote in the upper chamber of congress.

Here’s a closer look at how likely it is for the senate to flip.

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