News 92% of Iowa precincts are reported, but there’s still no caucus winner; Buttigieg keeps slim lead over Sanders — updates February 5, 2020 Annah Aschbrenner, Joey Garrison and Caren Bohan, USA TODAY Comments Off on 92% of Iowa precincts are reported, but there’s still no caucus winner; Buttigieg keeps slim lead over Sanders — updates After problems emerged with the Iowa caucus results, frustrated Democratic presidential candidates headed to New Hampshire.