Journalist Caroline Criado-Perez has told ITV London that although she welcomes Twitter's new move to report abusive messages, there was more that needed to be done.
More top news
A teenager has been arrested after a mass bomb hoax closed hundreds of schools across the UK.
The Metropolitan Police have confirmed the charge following his arrest on Sunday. He will appear at Wimbledon Magistrates’ Court on April 4.
Declan Donnelly will host the show alone when the show returns on March 31 following his partner Ant McPartlin's return to rehab, ITV says.