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During first-round match play at the 2021 PBA50 Johnny Petraglia BVL Open, Dan Knowlton has the first nine strikes against Chris Barnes. Here's his 10th frame. Commentators: PBA50 bowlers Tom Carter and Chris Keane.
Originally streamed live on FloBowling April 21, 2021 from Maple Lanes Countryside in Clearwater, Florida.
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