Overview

• Vice President Kamala Harris's choice of Tim Walz over Josh Shapiro as her running mate is seen as a strategic error by analysts.
• Polling experts suggest this decision may jeopardize Harris's chances in the pivotal swing state of Pennsylvania.
• Harris's progressive policy positions from 2020 are being used against her by the Trump campaign.
• Recent polls show a tightening race in Pennsylvania, with some indicating a tie between Harris and Trump.
• Nate Silver and Harry Enten highlight that Shapiro's higher approval rating in Pennsylvania could have benefited Harris.