The fallout of the Jimmy Savile abuse scandal has seen the number of calls made to a charity helpline reporting sex abuse nearly double compared with last year.
Staff at the NSPCC received 594 calls to its helpline in June and July this year to report sexual abuse, compared with 323 in the same period last year.
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Here's everything we know so far about the Manchester Arena explosion.
The hashtag #RoomForManchester was being widely shared.
Witnesses reported hearing a "huge bang" at the venue during the concert on Monday evening.