VICTOR, Iowa (KCRG-TV9/AP) -- Police say the man killed was Ernest Kummer, 60, of Monroe, Iowa.
The Iowa County Sheriff's Dispatch said they got the report of a shooting at 2:37 a.m. on September 6.
At the scene, a man was found dead in his semi from apparent gunshot wounds.
Mariana Lesnic, 43, address unknown, was taken into custody. Her last known address was in Highlands Ranch, Colorado.
Lesnic has been charged with Murder in the First Degree and is being held in the Iowa County Jail on a $1,000,000 cash only bond.
Police have not released the name of the shooting victim.
The Iowa County Sheriff’s Office and the Iowa Division of Criminal Investigation are investigating the case.
The I-80 rest stop looked scary early Wednesday morning near Victor. Squad cars patrolled as investigators looked into the fatal shooting of a truck driver. Authorities say the driver was shot inside his tractor trailer but the motive is unknown. When the rest stop re-opened, other drivers say they have a couple safety rules they stick to when travelling.
"If something looks suspicious, avoid it," said Michelle Bender of Phoenix, Arizona.
"They should go in couples. I travel with my wife Lex and you wouldn't want to fight with her," said David Wells of Harvey's Lake, Pennsylvania.
IOWA CITY, Iowa (AP) - Authorities say a woman is in custody after allegedly shooting and killing a male truck driver at a rest stop along Interstate 80 in Iowa.
The shooting happened early Wednesday at the rest stop in Iowa County, about 40 miles west of Iowa City.
The Iowa County Sheriff's Office and the Division of Criminal Investigation are investigating the shooting.
The identity of the suspect and the deceased driver weren't immediately available, and more information was expected to be released later Wednesday.
An official at the Iowa County jail in Marengo confirmed the suspect was being held there.
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A number of emergency vehicles closed a rest stop on I-80 on September 6.
The Iowa DOT says it is the rest stop near mile marker 205.
That's about one mile east of the Victor area.
A TV9 crew on scene says multiple law enforcement agencies are at the rest stop.
Stay with TV9 for details on this developing story.