Why does it take so long to count votes in California? Here’s what to know.

Mail-in ballots and security measures contribute to counting delays in California's close contests, an election expert says, and last-minute voters in the governor's race may slow things down further.

Mail-in ballots and security measures contribute to counting delays in California's close contests, an election expert says, and last-minute voters in the governor's race may slow things down further.

Mail-in ballots and security measures contribute to counting delays in California's close contests, an election expert says, and last-minute voters in the governor's race may slow things down further.