Argument on bus leads to potential hazmat situation in Detroit

Driver, 4 passengers temporarily quarantined on Detroit bus after passenger throws powder

DETROITAn argument on a bus led to a potential hazmat situation Monday afternoon on Detroit's west side.

The bus was at West Warren and Grandmont avenues when a male passenger pulled out powder from his pocket and threw it on the bus. He had gotten into an argument with the bus driver.

The man, who was wearing a mask, then ran off the bus. 

The driver and four passengers were quarantined on the bus while police investigated. Police and firefighters treated it as a hazmat situation strictly as a precaution.

Police are searching for the man who threw the powder.