A Wisconsin man was pulled over by police after reports of erratic driving. Officers found empty beer cans in his vehicle and a chicken that had been riding on his shoulder.
The Malanda Millaa Millaa Road was only recently repaired, but it did not hold up well in the sun.
All of those killed were under 10 years of age.
The National Safety Council estimates 38,300 people were killed and 4.4 million injured on U.S. roads in 2015.
Improving economy, lower gas prices among reasons suspected for increase in traffic deaths.