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

GRAND RAPIDS, MI - Matthew Kolakowski had just left the Walmart checkout lane when a worker screamed that a man had a knife. Then, he heard a “mass wave of just blood-curdling screams from the back of the store.

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