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

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

GRAND TRAVERSE COUNTY, MI -- The victims in Saturday’s stabbing attack at a Walmart in the Traverse City area are all progressing. According to an update issued Tuesday morning by Munson Healthcare, all 11 victims are in fair condition or better.