Donald Trump is downplaying damning evidence coming from the first day of public hearings in his impeachment inquiry.

The US president is accused of trying to pressure Ukraine into investigating political rival Joe Biden.

Senior Trump administration officials Bill Taylor and George Kent have confirmed they believe there was a quid pro quo, as Democrats have alleged – But the president is appearing not to care.

Jeanne Zaino, Professor of Political Science and International Studies at Iona College in New York, told Simon and Phil there's still a big hill to climb in bringing impeachment proceedings.

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