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.

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

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

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.

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, a former Marine and father from Traverse City, Michigan, became an overnight hero after risking his life to stop a violent stabbing spree at a local Walmart. His quick thinking and ...

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

Consider the disparity in treatment here. Outside the gate, civilians freely exercise their Second Amendment right to bear ...