Trump will attack Harris' biggest vulnerabilities at the debate. Her response could decide the election.

Saul Loeb/AFP via Getty Images; Robyn Beck/AFP via Getty Images; Rebecca Zisser/BI

• The 2024 race is too close to call ahead of Kamala Harris and Donald Trump's first debate.
• Harris enters the debate with clear momentum, but Trump has held strong in the small number of battlegrounds.
• Tuesday night's debate could upend an already chaotic race.

Kamala Harris and Donald Trump will share the stage for the first time Tuesday night, providing voters a look at the...