At least 11 people were stabbed in a bloody scene inside a Michigan Walmart Saturday night — causing terrified shoppers and employees to flee — before a brave armed citizen helped detain the knife-wielding maniac, according to police, witnesses and harrowing video.

An analysis of court records and archives found Bradford James Gille had a history of legal and mental health struggles before the July 26 attack.

Authorities say 42-year-old Bradford James Gille walked into the store Saturday afternoon and began stabbing shoppers near the front checkout area with a folding knife. Victims ranged in age from 29 to 84, and one of them was a Walmart employee.

Eleven people were wounded in a stabbing incident at a Walmart in Traverse City, Michigan, officials said Saturday evening. A man is in custody.Grand Traverse County Sheriff Michael D. Shea said in a news conference that the stabbings happened near the checkout area of the store and appeared to be random in nature.

Eleven people were injured in a “random” stabbing by a suspect man with a folding knife-style weapon at a Walmart in Traverse City, Michigan, Saturday, according to the Grand Traverse County sheriff.

At least 11 people are being treated after a mass stabbing at Walmart in Traverse City, Michigan. A suspect is in custody. Here's what we know.

"I'm still sitting and grappling with the weight of realizing that it was kind of a life-or-death moment," said Julia Martell, who witnessed the stabbing, which wounded 11 people.

Autoridades informan que varias personas fueron apuñaladas en un Walmart en Michigan; detienen a presunto agresor.