A bus en route from the Mall of America to Mystic Lake Casino was stopped and emptied after someone called in a bomb threat to the casino.

The call came in at around 3 p.m., said Prior Lake Police Sgt. John Stanger. Casino workers reported the threat to Prior Lake police.

With Richfield and Bloomington police and the State Patrol, the casino identified a bus that had just left the mall. It was pulled over on Interstate Hwy. 494 in Bloomington.

The caller has not been identified, and Bloomington Police are investigating, according to a statement from the casino.

No one was injured, and no explosives were discovered on the bus.

The passengers were evacuated to another bus and taken to the casino.

The Bloomington Police Department is investigating the incident.