President Biden and Vice President Harris hold their first joint event since the president ended his re-election bid. Jon Polin and Rachel Goldberg-Polin, parents of Israeli-American hostage Hersh Goldberg-Polin, join Meet the Press NOW as ceasefire and hostage negotiations continue in Doha. Jessica Taylor, Senate and Governors Editor for the Cook Political Report, explains new polls that show Democrats leading in senate races across key battleground states.

As former President Donald Trump campaigns in the battleground state of North Carolina, NBC News Chief Political Analyst Chuck Todd joins Meet the Press Now to discuss recent polls that show momentum for Vice President Kamala Harris. Democratic State Rep. Crystal Quade, a candidate for governor in Missouri, highlights a ballot initiative to enshrine abortion rights in Missouri. Former commander of the International Space Station Chris Hadfield explains the latest developments on when and how NASA will bring home two astronauts who have been stuck in space for more than two months.

Former President Donald Trump’s allies are urge him to stay away from personal attacks against Vice President Harris and instead focus his campaign message. Former U.S. Special Envoy to the Middle East Dennis Ross discusses what impact Iran could have on cease-fire talks between Israel and Hamas. Deepa Shivaram, Brad Woodhouse and Marc Lotter join the Meet the Press NOW roundtable.

Vice President Kamala Harris faces pressure to lay out more policy proposals as former President Donald Trump accuses her of taking some of his own. “Uncommitted” movement co-founder Layla Elabed says they have “demanded” speaking time at the Democratic National Convention. Former DHS Under Secretary for Cyber and Infrastructure Suzanne Spaulding joins Meet the Press NOW to explain Iran's alleged hacking of the Trump campaign.

Former President Donald Trump agrees to debate Vice President Kamala Harris and says his campaign strategy hasn't changed with her as the nominee. Rep. Chris Deluzio (D-Pa.) joins Meet the Press NOW to discuss the Harris-Walz campaign and their platform. Authorities are questioning three suspects involved in foiled attack on Taylor Swift concert in Vienna. National Security Analyst Clint Watts discusses Ukraine’s surprise attack.

Vice President Kamala Harris and Minnesota Gov. Tim Walz project their message of freedom as they hit the campaign trail in battleground states. Republican vice presidential candidate JD Vance attacks Gov. Walz's military service. Rep. Dan Kildee (D-Mich.) joins Meet the Press NOW to discuss the Harris-Walz campaign and GOP attacks against the ticket. Battleground Georgia's Board of Elections grants new powers to local election officials.

Vice President Kamala Harris chooses Minnesota Governor Tim Walz, a relatively unknown politician, as her running mate. Pennsylvania State Rep. Malcom Kenyatta (D) explains how Gov. Tim Walz can help Kamala Harris in battleground states. Former Presidential candidate Vivek Ramaswamy joins Meet the Press NOW to discuss the Trump campaign's response to the VP selection.

Global stock sell-off continues as the Dow Jones falls more than 1,000 points. Vice President Kamala Harris is expected to announce her running mate tomorrow. NBC News Chief Foreign Correspondent Richard Engel discusses fears of a wider war in the Middle East as Israel braces for retaliation from Iran and Hezbollah. Primary elections tomorrow in Missouri.