SPRING LAKE PARK, Minn. (AP) _ Authorities say a driver delivering dry ice to a McDonald's died after he was overcome by a chemical leak.

The Anoka County Sheriff's Office says the driver was found dead in a delivery truck outside the restaurant in Spring Lake Park on Wednesday morning.

Authorities say the man was delivering liquid carbon dioxide when a mechanical failure
occurred. The man was trying to fix the problem when he was overcome.

The name of the driver has not been released.