Twenty Democratic candidates are vying to run against Donald Trump in the 2020 US Presidential election, over the weekend many of them gathered in Iowa for what's seen as the unofficial start to the campaign to secure the nomination.
But the favourite for the nomination, former Vice President Joe Biden, wasn't there.
He's expected to visit Iowa on Wednesday, the same day President Donald Trump is expected.
Brent Budowsky is a political columnist for The Hill and joins us from Washington.
