Chris O’Brien, 43, of Sparta, witnessed the stabbing at Walmart in Traverse City that left 11 people dead.

In a video O'Brien took, shoppers contain the stabbing suspect.

On a family trip to Torch Lake, Chris O’Brien went to Walmart for some fishing poles and pop. But he left as a witness to a mass stabbing.

“We just went there to grab some things and be on our way, then absolute terror happened,” said O'Brien, 43, of Sparta.

He was the man who took a widely circulating video of citizens containing the suspect in a July 26 stabbing at Walmart in Traverse City that left 11 people injured. In it, people surrounding the suspect yell to drop the knife, which he appears to do.

Minutes before the video starts, O’Brien and his brother-in-law, Matt Kolakowski, 39, were at the checkout near th

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