Some users who received the email noticed that some of their tweets had been deleted, while others said spam links had been posted without their knowledge - a typical characteristic of a compromised account.

BBC: Twitter accessed on a computer

The first patient she helped treat was typical of many - he had no identification and had been found on the street unconscious.

BBC: Ciudad Juarez: Life as a nurse in a deadly city

Staffordshire Police said 43 reported incidents out of a population of more than 1m people was 50% higher than for a typical Saturday night, but also included reports of domestic incidents where no crimes had been committed.

BBC: Match-day domestic violence 'up 50% in Staffordshire'