Minnesota brothers die in grain silo accident

Authorities say two brothers are dead after being overcome by fumes in a grain silo on a western Minnesota farm.

Ambulance personnel declared 49-year-old Steven Boesl dead at the scene. Forty-seven-year-old Curt Boesl died Sunday morning.

Authorities say Curt's 11-year-old son, Alex, also fell ill to the fumes and was taken by air ambulance to a Twin Cities hospital. His condition has not been released.

The accident happened on their farm near Millerville, Minnesota, which is in Douglas County.