The race to pick a Democratic candidate to face US President Donald Trump has got off to a disastrous start.
Results from the Iowa caucuses has been delayed due to "inconsistencies".
The Iowa Democratic Party stressed there was not a "hack or intrusion" and added it expected to "have numbers to report later today [Tuesday]".
Voting had undertaken in more than 1,600 schools, libraries and churches on Monday.


Death toll from Venezuela earthquakes rises to around 235
Australia considers tougher enforcement of social media ban for teens
GCC-US talks emphasise regional security, lasting peace
UN agency pauses Hormuz ship evacuation after vessel attacked
Europeans told to protect themselves as deadly heatwave takes its toll
