Iowa caucus results delayed due to 'quality checks'

It was unclear when exactly official results would be announced.As Iowans eagerly awaited the results, Senators Amy Klobuchar, Bernie Sanders and Elizabeth Warren, as well as former Vice President Joe Biden and former South Bend, Indiana, Mayor Pete Buttigieg appeared in their respective campaign headquarters to reassure their supporters."We know one thing: we are punching above our weight," said Klobuchar, the first of the 10 candidates participating in Iowa's caucuses to address the delay.Warren told her supporters that they may not "know the results from tonight, but tonight has already shown that Americans have a hunger for big structural change".Both Biden and Sanders told those gathered at their respective headquarters they had a "good" feeling about the results."When those results are announced, I have a good feeling we're going to be doing very, very well in Iowa," Sanders said."We feel good about where we are, so it's on to New Hampshire," Biden said, referring to next week's primary in the northeastern US state.Buttigieg, speaking later in the night, said: "Tonight, Iowa chose a new path ...