While the Walz-Vance debate, which was noted for being a relatively civil affair, was viewed by almost 25 percent less people than its predecessor, the Harris-Pence debate was also the second-most watched VP debate since Nielsen began keeping records.

Here's what happened and what it means.Start the day smarter. Get all the news you need in your inbox each morning. Vance is asked if he would challenge the 2024 election results The moderators asked Vance: "Would you again seek to challenge this year's election results even if every governor certifies the results?