The accident happened at about 9:30 a.m. on Saturday, July 1st on U.S. Highway 26, near Lake McConaughy in Nebraska.
Twenty-two-year-old Jeser Cisneros-Hernandez was driving home to Kansas, from working in Montana.
Authorities say his vehicle crossed the center line and hit two motorcycles, killing two couples from southwest Iowa.
Sixty-one-year-old James Matheny and his 54-year-old wife, Sheila, were from Bedford. Fifty-eight-year-old Michal Weese and his 59-year-old wife, Jerolyn, were from Council Bluffs.
The man who’s been charged with vehicular homicide in this case is being held in a county jail in western Nebraska.