Allowed to walk in from the right circle, Vanek held the puck waiting for a hole to open up and then snapped a shot, which Pavelec snagged with a quick wave of his glove.

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But although there were now only the mandatory four fielders inside the circle, dot balls built pressure and O'Brien finally went big again, only to hole out at long-off.

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Of course, exploiting a hole is also the only way to test that it has been fixed, so those outside the inner circle will be forced to rely on the software vendor's say-so when they get fixes and patches.

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