Sheera Frenkel, in San Francisco 1m ago

Cybersecurity experts have expressed concern that the results-reporting app had not been vetted by independent experts before being launched in Iowa.



Sydney Ember, reporting from Des Moines 19m ago

The party is attempting to verify results reported on the app by getting smartphone pictures of the paper worksheets at each precinct site.



Thomas Kaplan, with Biden in Des Moines 43m ago

Biden team to state party: Campaigns should get “full explanations & relevant information regarding the methods of quality control you are employing.”



Thomas Kaplan, with Biden in Des Moines 45m ago

The Biden campaign sent a letter to the Iowa Democratic Party late Monday night citing “considerable flaws” in the reporting system for the caucuses.



Sydney Ember, reporting from Des Moines 49m ago

More from Mandy McClure, Iowa Democratic Party: “This is simply a reporting issue, the app did not go down and this is not a hack or an intrusion.”



Katie Glueck, reporting from Des Moines 52m ago

The anecdotal evidence for Biden was looking rough all night. But the delay in the results, and potential for confusion, may buffer any blow for him.



Sydney Ember, reporting from Des Moines 11:30 PM ET

Iowa Democrats: “We found inconsistencies in the reporting of three sets of results.” Using photos & paper trail “to validate that all results match.”

You've got to be kidding me. Tell me that they didn't just mess up the recording and reporting of caucus results ... because of an untested smartphone app.