Officials underestimated how often voters would make mistakes on their ballots that would require extra examination, and how many workers and machines were needed to fix them

Some Arizona state and local races may not be called for days as candidates wait for results from Election Day and last-minute early ballots.

Pinal County voters who show up to vote at the wrong polling place on Election Day will not be provided a way to vote the correct ballot at that location, despite a new state rule, under an Arizona Supreme Court ruling.