JOHNSTON — Now that they have finished investigating what went wrong in reporting results of the 2020 caucuses, Iowa Democrats are now investigating what went wrong for them in the 2020 elections.The assessment is crucial to help Democrats fare better in 2022 when there will again be critical races atop the ballot in Iowa, new state party chairman Ross Wilburn said Friday.While other states flipped from red to blue in 2020, helping Democrats take back the White House and U.S.