Authorities said a passenger was thrown from a car Sunday morning after the driver fell asleep at the wheel.
The accident happened around 7:30 a.m. on Highway 20 in Grundy County.
The Sheriff’s Office said 31-year-old Michelle Busse fell asleep at the wheel of her Jeep Wrangler and it then rolled several times into a ditch.
Medics took her to a hospital in Waterloo.
Her passenger, 43-year-old Steve Armsted, was taken to the University of Iowa hospital.
The conditions of the two are not known at this time.
The crash is still under investigation.