MOSCOW (Sputnik) — According to the broadcaster, which cited investigators on Saturday, the three victims were Darrell Dean Shriver, 68, his daughter Carey Dean Shriver, 46, and his spouse Valirea Love Shriver, 44.
The gunman, believed to be Joseph Jesse Aldridge, 36, was found dead Friday inside a vehicle in what police described was an apparent suicide.
Garold Dee Aldridge, 52, his 47-year-old wife, Julie Ann Aldridge, Harold Wayne Aldridge, 50, and his spouse, 48-year-old Janell Arlisa Aldridge were found in two residences.
The body of Alice Aldridge, 74, who was Joseph's mother, was found at another residence that day, and authorities say she died of natural causes.
The Missouri highway patrol withheld the release of the Shrivers' identities on Friday "pending notification of next of kin".
Gun violence has become more frequent in the United States, with public shootings taking place every two months, according to Harvard research published in October 2014.