Video shows an armed bystander confronting a knife attacker who allegedly injured 11 people at a Walmart in Traverse City, ...

Nearly a dozen people were injured in the attack before citizens -- including Derrick Perry, who was armed with a gun -- ...

Perry pulled out his gun; it is legal to open carry in Michigan. "Unfortunately ... "We want to confirm that Derrick Perry, an off-duty Munson Healthcare employee, was part of the citizen apprehension ...

Marine veterans Matthew Kolakowski and Derrick Perry helped stop a man accused of attacking 11 people near Traverse City, Michigan.

A civilian responsible for detaining a stabbing suspect at a Michigan Walmart on Saturday was identified and hailed a “hero” on social media. Derrick Perry, a Marine veteran who was captured in ...

What began as a regular Saturday afternoon at a Walmart in Traverse City, Michigan, quickly descended into chaos ... one man’s courageous actions helped prevent further bloodshed. Derrick Perry, a ...

A Heroic Marine vet saved countless lives when he confronted a knife-wielding lunatic in the middle of a stabbing spree at a ...

But it was Derrick Perry, a Marine veteran, who confronted the attacker in the parking lot, firearm in hand, shouting “Drop the knife!” along with other bystanders.

Perry, shown in the video wearing a white T-shirt and khaki shorts, dropped his groceries and, along with others, surrounded Gille. Perry pulled out his gun; it is legal to open carry in Michigan.

GRAND TRAVERSE COUNTY, Mich., (WPBN/WGTU) -- Munson Healthcare is confirming that Derrick Perry, a Munson employee, was among the group of good Samaritans that confronted the Traverse City Walmart ...

Perry is a Marine veteran, the New York Post reported, citing his family. "What they did was amazing," Grand Traverse County Sheriff Michael Shea told reporters during a media briefing on Sunday.