A freight train struck a school bus Friday in this west-central Minnesota town, killing at least two and injuring more than 20, authorities said.

Jan Vere, spokeswoman for Douglas County Hospital in Alexandria, said 23 people were brought to the hospital after the accident on a county road. Two people were confirmed dead, she said, but she was unsure whether they were among the 23.The accident happened around 7:30 a.m. in Miltona, about 10 miles north of Alexandria, the Douglas County Sheriff's Department said. The cause was not immediately known.