The important first caucus of the US primaries was marred by technical issues and delays.Read more
After a long delay, 62% of caucus results have been revealed and show former mayor Pete Buttigieg in the lead.
Results from Iowa's caucuses, the first vote in the race to pick a Democratic candidate to face President Donald Trump, have been plunged into chaos by apparent technology issues. The state's Democratic party said it had found "inconsistencies". The BBC's Nada Tawfik told us more about what had happened. (Picture: Officials overlook the results of a count in the Iowa caucus. Credit: Tom Brenner/Getty Images)
The BBC's Katty Kay and Christian Fraser went to a caucus site in a barn to find out.