Overview

• President Joe Biden wore a 'Trump 2024' hat during a 9/11 commemoration event in Shanksville, Pennsylvania, after being encouraged by attendees, a moment that quickly went viral.
• Vice President Kamala Harris, then the Democratic nominee, expressed frustration over the incident, calling it 'completely unhelpful' and 'unnecessary,' according to the book 'Original Sin.'
• Following the hat incident, Harris's campaign decided to stop holding public events with Biden, aiming to minimize his perceived liability during the critical months leading up to the election.
• The Trump campaign seized on the moment, posting photos of Biden in the hat with the caption, 'Thanks for the support, Joe!' while the White House framed the gesture as one of unity.
• The book highlights broader tensions within the Biden-Harris dynamic, detailing Harris's concerns about the president's missteps and her campaign's efforts to assert her leadership.