After a man was arrested in connection with abusive tweets sent to feminist campaigner Caroline Criado Perez, she tweeted:
Just at the police station now about to make a formal statement. There are many more threats to report. #shoutingback
More top news
Footage showing the "truly shocking" moment a teenager was stabbed to death as he rode his bike with friends has been released.
Drinking three to five cups of coffee a day could reduce the risk of clogged arteries and thus heart attacks, a study has found.
There are five million British expats across the globe. Many have a vested interest in May's election and many still have the right to vote.