At least 11 people were stabbed at a Walmart in Traverse City on Saturday — with six in critical condition — in what the sheriff said appeared to be a random act.

An attacker has been arrested after randomly stabbing 11 victims who required hospitalization late Saturday afternoon at a Walmart in Traverse City, Mich.

Medical officials reported positive recovery signs for the eleven people wounded in a Michigan Walmart stabbing spree, while questions remain about the suspect.