SIOUX FALLS, S.D. (KELO) – Missouri State Patrol investigators are in South Dakota this week looking into the Melissa Peskey murder.

The Missouri State Patrol also has investigators in two unnamed states looking into the crime.

Peskey, 40, from Hartford, was killed between Kansas City and St. Louis, Missouri on Interstate 70 on Dec. 13, 2018.

She was shot in front of her children riding in her car. An autopsy concluded that she had been shot by someone outside of her vehicle.