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

Viral video captures the moment Perry confronts the suspect, drawing praise from Traverse City residents and social media ...

A terrifying stabbing spree at a Walmart in Traverse City, Michigan, could have ended in far greater tragedy — but ...

The suspect in the mass stabbing attack at a Traverse City, MI, Walmart store is seen in a viral video that shows a bystander ...

Dramatic video shows a heroic Walmart shopper armed with a gun confronting a knife-wielding maniac moments after he allegedly ...

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

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.

Traverse City erupted in chaos when a stabbing broke out inside a local Walmart, but one man’s quick thinking helped stop the violence. Derrick Perry, who was shopping with his family, bravely ...

A former Marine who was armed with a gun confronted the suspect accused of stabbing several people at a Michigan Walmart.

A brother shares his family's 25-year struggle to get Brad Gille help before the July 26 attack that left shoppers wounded ...

Derrick Perry, a Marine veteran, was captured on video holding Bradford James Gille at gunpoint after Gille allegedly stabbed ...

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