A junior match at the Armadale Soccer Club was interrupted by teenagers on bikes with a knife on Sunday morning. 

A junior match at the Armadale Soccer Club was interrupted by teenagers on bikes with a knife on Sunday morning.&nbsp;

If it's happening in Perth, you'll hear about it first on 6PR Breakfast with Millsy and Karl!

If it's happening in Perth, you'll hear about it first on 6PR Breakfast with Millsy and Karl!

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