I could see it in his eyes that he was wild-eyed and he did not look like he was in his right mind,” Perry said.

Derrick Perry, a United States Marine veteran, confronted a knife-wielding man in the parking lot of the Traverse City Walmart.

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 -- ...

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

Derrick Perry says he's no hero for helping subdue Bradford James Gille, who faces terrorism and assault charges for allegedly stabbing 11 people.

Derrick Perry says he is just like anyone else living in the Traverse City community, but he became nationally recognized after he stopped a man who stabbed 11 people at Walmart.

A stabbing attack at a Traverse City Walmart injured 11 people before bystanders intervened. Derrick Perry, identified by family and locals, is being hailed as a hero for drawing his licensed weapon ...

Derrick Perry was checking out at a Walmart in Traverse City, Michigan, on July 26 when a man began stabbing people, injuring 11. Perry, a former Marine, ran outside to the store's parking lot to ...

"We want to confirm that Derrick Perry, an off-duty Munson Healthcare employee, was part of the citizen apprehension of the suspect in the Walmart incident last Saturday," said Catherine Dewey ...