Once Iowa Caucus results start coming in after 8 p.m. Eastern tonight, The Times will start publishing a live estimate of the final result, better known as the Needle.
How to watch the Needle tonight
With Donald J. Trump leading in polls by a wide margin and with much of the focus on the race for second place, our results pages will feature graphics designed to help you understand how multiple candidates are faring rather than just having a single needle displaying who is most likely to win the race.
This hypothetical chart below shows how our live estimates of the Iowa caucuses will work. Our best estimate for each candidate’s final vote share will be shown along with a range of estimates for where things might end up.
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