Washington — Former President Donald Trump and Vice President Kamala Harris are ready to meet Tuesday in Philadelphia for their first — and perhaps only — debate before the November presidential election.

The confrontation marks the first time Trump and Harris have met in person, and it comes at a pivotal moment in the election season. new cbs news poll shows how the Republican and Democratic presidential candidates are locked in a neck-and-neck race in the swing states of Pennsylvania, Michigan and Wisconsin, with less than 60 days until voters choose who will be the next president.

The debate, hosted by ABC News, was initially set to be the second meeting between Trump and President Biden, but Biden’s decision in late July to to withdraw from the race set in motion a frantic series of events that culminated in Harris accept the Democratic presidential nomination on the party convention last month.

In the weeks leading up to the debate, the two parties sparring over the rules. Harris’ campaign insisted that the microphones be on for the entire debate, while Trump said his campaign agreed to the same rules that were in place for the first confrontation. When he and mr biden metMicrophones were only active when a candidate was speaking.

Muted microphones eventually prevailed after Harris’ campaign the rules accepted However, ABC warned her that she would be “fundamentally disadvantaged” by the format.

The debate will last 90 minutes and will be hosted by ABC’s David Muir and Linsey Davis. Both candidates will stand behind podiums and will not be allowed to bring props or pre-written notes onto the stage, according to rules released by ABC. There will be no audience in the room. ABC will allow other TV networks to simulcast the debate.

Harris has spent the days ahead of the Pittsburgh meeting, where she participated in extended mock debates. Trump, meanwhile, has been discussing policy positions with advisers in the run-up to the event, though his preparations have been characterized as informal.

The ABC-hosted debate is the only one Harris and Trump have agreed to so far. The former president had proposed three matchups in total, with the other two being hosted by Fox News and NBC News. But the vice president has only agreed to Tuesday’s debate, while her campaign has indicated it is open to another one in October. Trump has also repeatedly suggested he will pull out of the ABC debate, while criticizing its main hosts, though he appears ready to participate.

How to Watch the Trump-Harris Presidential Debate

• What: Vice President Kamala Harris and former President Donald Trump participate in their first debate
• Date: Tuesday September 10th
• Time: The debate begins at 9 p.m. ET, 6 p.m. PT. Coverage and analysis begin at 5 p.m. ET with “America Decides” on CBS News 24/7.
• Location: The National Constitution Center in Philadelphia
• On TV: ABC and simulcast on CBS television and streaming platforms — find your local CBS station here
• Online streaming: Viewers can also watch the debate on ABC News Live, Disney+ and Hulu. It will also be streamed on CBS News 24/7CBSNews.com and Paramount+, with pre-debate coverage on CBS News 24/7 at 5 p.m. ET.
• Follow live updates: On CBSNews.com