Democratic Vice President Kamala Harris arrived in Philadelphia in the northeastern US state of Pennsylvania on Monday ahead of a high-stakes TV debate with former Republican President Donald Trump in the city.

The debate, slated for Tuesday at 9 p.m. ET (0030 UTC on Wednesday), will be hosted by US broadcaster ABC News and held at Philadephia's National Constitution Center. It will be the first time Trump and Harris have debated and even met each other.

Harris has said she feels "good" before the debate. At the same time, she said she is prepared for possible personal insults from Trump, with the former president having attacked Harris both on her racial identity and intelligence.

"There's no floor for him in terms of how low he will go and we should be prepared for that," Harris said on the Rickey Smiley radio show. "And we should be prepared for the fact........

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