Traverse City Walmart mass stabbing attack was ended by an armed Black man and former Marine named Derrick Perry ...

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

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

The hospital treating the 11 victims injured in a random attack at a Traverse City Walmart has provided an update on their ...

GRAND RAPIDS, MI - Matthew Kolakowski had just left the Walmart checkout lane when a worker screamed that a man had a knife.

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

O'Brien and Kolakowski, who are brothers-in-law, were visiting the Walmart to pick up supplies for a family vacation when the ...

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

An analysis of court records and archives found Bradford James Gille had a history of legal and mental health struggles ...

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

Authorities in Michigan say a man entered a Walmart in Traverse City on Saturday afternoon with a folding knife and stabbed 11 people.