Biden, Trump go head-to-head in first presidential debate

In what is set to be a historic clash of personality and policy, Joe Biden and Donald Trump took the stage for the first presidential debate.

Biden offered a largely halting performance in the high-profile matchup.

The president's age and perceived frailty became a clear liability on stage.

"The RNC and DNC are to blame for this," one voter told ABC News.

Muted microphones and no live studio audience were among the debate guidelines.

Former President Donald Trump and President Joe Biden faced off in their first debate of the 2024 election cycle.

President Joe Biden took the stage at his campaign's watch party following his CNN debate performance.

ABC News' Linsey Davis is joined by Vice President Kamala Harris to discuss the debate between President Joe Biden and former President Donald Trump.

ABC News chief justice correspondent Pierre Thomas details the exchange between the current and former president.

ABC News Political Director Rick Klein breaks down the historic trends, as well as current incumbent polling numbers.

This early summer showdown is months ahead of the usual fall timeline.

Debates usually move the polls — and a tied race could shift either way.

Hot-button topics include inflation, immigration, abortion access and democracy.