The MP for Devizes is asking parents to keep a closer eye on their children's mobile phone and internet usage. Claire Perry says it'll help protect them from online dangers such as adult images and innapropriate contact with strangers.
She has given the warning in her role as childhood adviser to the government.
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Here's everything we know so far about the Manchester Arena explosion.
Witnesses reported hearing a "huge bang" at the venue during the concert on Monday evening.
Mist and fog will not lift until the afternoon in the South West but it will warm up by the afternoon.