The suspect at times went off on tangents about cigarettes filled with fiberglass and seeing videos about psychotropic drugs.

One of the men who authorities say helped take down a suspect who stabbed eleven people at a Walmart told NBC News about how he sprung into action. Marine veteran Matthew Kolakowski says he took off running after the suspect and rammed him with a grocery cart to prevent him from hurting more people.

Video footage from the incident shows bystanders confront the suspect after a stabbing rampage that initially left 11 people injured.

Bradford Gille was arraigned on multiple charges, including assault with intent to murder and terrorism. Magistrate called allegations "heinous."

A Walmart employee was helping a customer check out when she heard a warning that someone in the store had a knife.

In an ABC News exclusive, Derrick Perry recounts his confrontation and pulling his gun on the man accused of stabbing 11 people at a Michigan Walmart.

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