(L-R) Second gentleman Doug Emhoff, Democratic presidential candidate, Vice President Kamala Harris, Democratic vice presidential candidate Minnesota Gov. Tim Walz and his wife Gwen Walz greet supporters during a campaign rally at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60-year-old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesVice President Kamala Harris holds hands with her running mate Minnesota Governor Tim Walz as Harris holds a rally at Temple University in Philadelphia on Thursday, August 6, 2024.
CHRIS LACHALL, USA TODAY NETWORKA supporter gives a thumb's up as US Vice President and 2024 Democratic presidential candidate Kamala Harris and her running mate Minnesota Gorvernor Tim Walz speak at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of their "Battleground State Tour".
MATTHEW HATCHER, AFP Via Getty ImagesDemocratic vice presidential candidate Minnesota Gov. Tim Walz speaks as Democratic presidential candidate, U.S. Vice President Kamala Harris looks on during a campaign rally at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60-year-old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesVice President Kamala Harris, left, stands with her running mate Minnesota Governor Tim Walz as Harris holds a rally at Temple University in Philadelphia on Tuesday, August 6, 2024.
CHRIS LACHALL, USA TODAY NETWORKA supporter holds a sign reading "When We Vote, We Win" as US Vice President and 2024 Democratic presidential candidate Kamala Harris and her running mate Minnesota Gorvernor Tim Walz speak at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of their "Battleground State Tour".
MATTHEW HATCHER, AFP Via Getty ImagesMinnesota Gov. Tim Walz, announced as running mate for Democratic vice presidential nominee Kamala Harris, reacts during a campaign rally in Philadelphia on Aug. 6, 2024.
Kevin Lamarque/ReutersDemocratic vice presidential candidate Minnesota Gorvernor Tim Walz looks on as Vice President and 2024 Democratic presidential candidate Kamala Harris speaks at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of their "Battleground State Tour".
BRENDAN SMIALOWSKI, AFP Via Getty ImagesDemocratic presidential candidate, President Kamala Harris and Democratic vice presidential candidate Minnesota Gov. Tim Walz appear on stage together during a campaign event at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60 year old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesMinnesota Governor Tim Walz, U.S. Vice President and Democratic presidential candidate Kamala Harris' newly chosen vice presidential running mate, reacts during a campaign rally in Philadelphia, Pennsylvania on August 6, 2024.
Kevin Lamarque, REUTERSSupporters of Democratic presidential candidate, U.S. Vice President Kamala Harris and Democratic vice presidential candidate Minnesota Gov. Tim Walz cheer during a campaign rally at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60-year-old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesVice presidential candidate Minnesota Governor Tim Walz looks on during a campaign rally with U.S. Vice President and Democratic presidential candidate Kamala Harris in Philadelphia, Pennsylvania on August 6, 2024.
Elizabeth Frantz, REUTERSSupporters of Democratic presidential candidate Vice President Kamala Harris and Democratic vice presidential candidate Minnesota Gov. Tim Walz cheer during a campaign rally at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60-year-old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesVice President and 2024 Democratic presidential candidate Kamala Harris speaks at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of their "Battleground State Tour".
BRENDAN SMIALOWSKI, AFP Via Getty ImagesDemocratic presidential candidate U.S. Vice President Kamala Harris embraces Democratic vice presidential candidate Minnesota Gov. Tim Walz as they appear on stage together during a campaign event at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60-year-old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesDemocratic presidential nominee Kamala Harris introduces her running mate, Minnesota Gov. Tim Walz, at a campaign rally in Philadelphia on Aug. 6, 2024.
Brendan Smialowski/AFP Via Getty ImagesVice President and Democratic presidential candidate Kamala Harris holds a campaign rally with her newly chosen vice presidential running mate Minnesota Governor Tim Walz in Philadelphia, Pennsylvania on August 6, 2024.
Elizabeth Frantz, REUTERSDemocratic presidential candidate Vice President Kamala Harris and Democratic vice presidential candidate Minnesota Gov. Tim Walz appear on stage together during a campaign event at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60-year-old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesDemocratic presidential nominee Kamala Harris enters the stage with her running mate, Minnesota Gov. Tim Walz, at a campaign rally in Philadelphia on Aug. 6, 2024.
Chris Lachall/USA TODAY NetworkVice President and Democratic presidential candidate Kamala Harris holds a campaign rally with her newly chosen vice presidential running mate Minnesota Governor Tim Walz in Philadelphia, Pennsylvania on August 6, 2024.
Elizabeth Frantz, REUTERSVice President Kamala Harris enters the stage with her running mate Minnesota Governor Tim Walz as Harris holds a rally at Temple University in Philadelphia on Tuesday, August 6, 2024.
CHRIS LACHALL, USA TODAY NETWORKSenator John Fetterman,Democrat of Pennlsylvania, speaks ahead ofPresident and 2024 Democratic presidential candidate Kamala Harris'speech Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of the "Battleground State Tour". Harris and her freshly selected running mate Tim Walz take the campaign stage Tuesday for the first time, as the Democratic duo aim to fire up supporters with a rally in key battleground Pennsylvania.
BRENDAN SMIALOWSKI, AFP Via Getty ImagesSupporters of Democratic presidential candidate, U.S. Vice President Kamala Harris and Democratic vice presidential candidate Minnesota Gov. Tim Walz look on during a campaign rally at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60 year old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesPennsylvania Gov. Josh Shapiro greets the crowd before the start of a campaign rally with Democratic presidential candidate, U.S. Vice President Kamala Harris and Democratic vice presidential candidate Minnesota Gov. Tim Walz at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60 year old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesUS Senator Bob Casey arrives before US Vice President and 2024 Democratic presidential candidate Kamala Harris speaks at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of the "Battleground State Tour". Harris and her freshly selected running mate Tim Walz take the campaign stage Tuesday for the first time, as the Democratic duo aim to fire up supporters with a rally in key battleground Pennsylvania.
BRENDAN SMIALOWSKI, AFP Via Getty ImagesA sign is posted before the start of a campaign rally with Democratic presidential candidate, U.S. Vice President Kamala Harris and her running mate Democratic vice presidential candidate Minnesota Gov. Tim Walz at Girard College on August 6, 2024 in Philadelphia, Pennsylvania. Harris ended weeks of speculation about who her running mate would be, selecting the 60 year old midwestern governor over other candidates.
Andrew Harnik, Getty ImagesA supporter of US Vice President and 2024 Democratic presidential candidate Kamala Harris gestures during a campaign rally at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024.
BRENDAN SMIALOWSKI, AFP Via Getty ImagesA supporter of Vice President and 2024 Democratic presidential candidate Kamala Harris holds a sign before she speaks at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of the "Battleground State Tour". Harris and her freshly selected running mate Tim Walz take the campaign stage Tuesday for the first time, as the Democratic duo aim to fire up supporters with a rally in key battleground Pennsylvania.
BRENDAN SMIALOWSKI, AFP Via Getty ImagesThe mayor of Philadelphia Cherelle Parker speaks before US Vice President and 2024 Democratic presidential candidate Kamala Harris speaks at Temple University's Liacouras Center in Philadelphia, Pennsylvania, August 6, 2024, on the first day of the "Battleground State Tour". Harris and her freshly selected running mate Tim Walz take the campaign stage Tuesday for the first time, as the Democratic duo aim to fire up supporters with a rally in key battleground Pennsylvania.
BRENDAN SMIALOWSKI, AFP Via Getty ImagesThe stage is prepared ahead of Vice President and Democratic U.S. presidential candidate Kamala Harris' rally with her newly chosen vice presidential running mate Minnesota Governor Tim Walz, in Philadelphia, Pennsylvania on August 6, 2024.
Kevin Lamarque, REUTERS