Vice presidential debates don’t usually have a significant impact on the presidential election. Experts say Tuesday’s face-off between JD Vance and Tim Walz could prove an exception.

The next and likely final debate before Election Day begins at 9 p.m. Tuesday, and here’s what you should know about it.

Tim Walz and Ohio Sen. JD Vance will arrive at a vice presidential debate stage Tuesday with four main goals: defend their bosses from attack, land punches without appearing overly nasty, look credible as potential White House replacements,