01:06Business MattersIowa caucus kicks of 2024 US presidential electionBBC World Service Duration: 50 minutes Tue 16th Jan 2024, 01:06 on BBC World Service East AsiaAvailable for over a yearListen nowIowa caucus kicks of 2024 US presidential election. Show more GenresFactualMoneyFormatsDiscussion & TalkBrandBusiness Matters Source: BBC Online