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

A Michigan prosecutor has filed a terrorism charge against a man accused of stabbing 11 people at a Walmart store.

CNN Video(CNN) - More arrests are expected in connection with the deaths of a dozen residents at a Florida nursing home, a police spokesman said Tuesday. The investigation into the deaths of 12 people at the Rehabilitation Center at Hollywood Hills in Hollywood, Florida, remains "ongoing," said Hollywood Police Chief Chris O'Brien. "The Hollywood Police Department remains diligent in investigating all aspects of this case and additional arrests are anticipated," O'Brien said. Jorge Carballo, the facility administrator, and Sergo Colin, night shift nursing supervisor, were each charged with 12 counts of aggravated manslaughter. David Frankel, a lawyer Colin, emphasized at a Monday news conference that the nursing home staff had reached out for assistance.