Matthew Kolakowski was shopping with his daughter at a Michigan Walmart when he heard screams and saw a man with a knife ...

Authorities say Bradford Gille of Afton, Michigan, is in custody. Eleven people were stabbed at the store in Traverse City ...

Matthew Kolakowski was shopping with his daughter at a Michigan Walmart when he heard screams and saw a man with a knife.

Matthew Kolakowski, a U.S. Marine and son of a Kent County sheriff's detective, helped subdue a man accused of stabbing 11 ...

Matthew Kolakowski was shopping for fishing gear and snacks with his daughter at the Traverse City Walmart over the weekend ...

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

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

Of the 11 people who were attacked, six remained in fair condition as of late Tuesday morning, while one was listed in good ...