(CNN) Election Day 2020 may still be a long way off -- 632 days to be exact -- but Donald Trump's re-election prospects are looking more challenging by the day. The potentially devastating challenge for Trump is the increasing number of strong women entering the Democratic field in 2020 to unseat him. JUST WATCHED Sen. Gillibrand joins increasingly crowded 2020 Democratic field Replay More Videos ... MUST WATCH Sen. Gillibrand joins increasingly crowded 2020 Democratic field 03:36Trump, who is prone to attack any person he views as a threat, will likely only hurt his own cause. We have already seen the impact of Trump's conduct on female voters in the 2018 election, when Democrats attracted 59% of the female vote -- causing a record gender gap for a midterm election. And unless Trump and the GOP make drastic changes in the near future, 2020 could be even worse.

Source: CNN February 10, 2019 17:49 UTC