Why the Iowa results are taking so long

The many, many things that seem to have gone wrong with the Iowa Democratic Party’s vote-counting process.

The Iowa caucuses, the first contest of the 2020 Democratic primary, have been going for hours, and at this point it’s clear that results are badly delayed. As of 11:40 pm, not a single precinct’s votes have been publicly reported by the state party; at this point in 2016, 90 percent of precincts had reported their totals.

In a statement at 11:30 pm Monday, the Iowa Democratic Party said the delay was due...