Republican presidential nominee Donald Trump and Democratic presidential Photos: Scenes from inside debate hall at Hofstra

See who was sitting in the front row and key moments from the debate.

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$alttext Watch: Did the debate change undecided voters' minds?

Did Donald Trump and Hillary Clinton change these undecided voters minds?

Republican presidential nominee Donald Trump answers a question Social media debates if Donald Trump said 'bigly'

Trump dropped a word that confused viewers during the debate.

$alttext Trump, Clinton argue over who is more presidential

At the first 2016 presidential debate, nominees Hillary Clinton and Donald Trump argued over who had the better experience and temperament to become the country's next president. The event was held at Hofstra University in Hempstead on Monday, Sept. 26, 2016.