How the Fox News Decision Desk Calls Races

On Election Day eve voters across the country are preparing to decide the balance
of power in Washington. But how are the crucial races called in real time, and
what early signals should viewers watch for on election night? Director of the FOX
News Decision Desk Arnon Mishkin joins the Rundown to break down what goes
into calling a race and how the desk utilizes raw voting data and proprietary
models to reach certainty.