SVT meets the man we call Peter in a park in Stockholm.

He has abused drugs throughout his adult life and, among other things, financed the addiction with thefts.

The threat against him has made him carry a knife for a long time.

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I myself was slicked in connection with a quarrel.

I have never used the knife but it has saved me from being stabbed, says Peter.

In the video, Peter talks about the knife violence