Paedophile hunting groups have seen a five-fold increase in the number of sex offenders trying to make contact with children online since the lockdown.
Several groups have told Sky News that the decoys they use to pose as underage girls and boys in online chat rooms, are being messaged up to 200 times a day by adults.
It comes as police chiefs warn of a likely increase in vigilante action against suspected sex offenders once the lockdown is lifted.
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