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,

Republican vice presidential nominee JD Vance has a reputation for being informed, articulate and all but unflappable.

Given how tight this year's election has become, experts say it might be most consequential vice presidential debate in recent U.S. history.

Walz and Vance's military histories will likely come up during the debate. Their similarities, though, don't stop at their willingness to serve. Both candidates enlisted as teenagers, used G.I. bills to attend college and neither saw combat.

Former VP Pence Chief of Staff Marc Short, Washington Post Senior National Political Correspondent Ashley Parker, and Fmr. Rep. Joe Crowley join Andrea Mitchell Reports to discuss Tuesday’s Vice Presidential debate along with Trump’s recent rhetoric calling Vice President Harris “mentally disabled.

As this evolution was ongoing, Vance walked back some of his earlier comments about Trump. He told Fox News he regretted being wrong about Trump and thought he was a good president. Trump ended up endorsing Vance ahead of the Ohio Republican primary for U.S. Senate in 2022.

A top Trump campaign official sought to manage expectations ahead of Tuesday’s vice presidential debate between Sen. JD Vance (R-Ohio) and Minnesota Gov. Tim Walz (D), praising the governor as a talented debater and signaling Vance would go on offense over immigration and Walz’s military record.

At least a dozen VA employees improperly accessed the medical records of vice presidential nominees JD Vance and Tim Walz this summer, investigators found.

Sen. JD Vance of Ohio and Minnesota Gov. Tim Walz are heading to the debate stage in New York City on Tuesday, Oct. 1. Here's how to watch.

"CBS Evening News" anchor and managing editor Norah O'Donnell and "Face the Nation" moderator and chief foreign affairs correspondent Margaret Brennan will moderate the debate. The debate is taking place at the CBS Broadcast Center in New York City.

The only scheduled debate between the vice presidential nominees on Tuesday night – five weeks before Election Day – may also serve as the final word for the campaigns of Vice President Kamala Harris and former President Donald Trump before a large audience on national television.