More than a week later, the full extent of the 2018 Midterm Elections is still finalizing with several important pending races across the nation. Perhaps one of the most interesting is that of Maine’s second congressional district, which is utilizing “ranked-choice voting” to elect its congressional representative—a first in the nation.

Today, in a dramatic reversal, this Maine race suddenly ended with the Democratic challenger named as the winner, despite trailing the Republican in the first round of vote counting. In just a matter of seconds, a computer algorithm reallocated voters' choices after eliminating lowest performing candidates.