Riverside murder-suicide victim, suspected shooter ID'd

Police continue to investigate a suspected murder-suicide that left two dead on Memorial Day in Riverside.

Randy L. Grimm, 51, of Springfield allegedly shot and killed 37-year-old Jamie N. Mathews outside her home Monday night, according to officials with the Riverside Police Department.

Grimm and Mathews were identified by the Montgomery County Coroner's office on Tuesday morning.

Officers were dispatched to the 4200 block of Elmshaven Drive at 7:37 p.m. on a report of shots fired in the area. According to a release, investigators found the pair of shooting victims outside a home upon arrival.

Mathews was pronounced dead at the scene while Grimm was taken to Miami Valley Hospital, where he expired.

"Witnesses at the scene report (Grimm) came to the residence and shot (Mathews)," said Riverside Police Chief Jeff Trego in a release. "(Grimm) then shot himself."

Investigators have not yet revealed the nature of Grimm and Mathews' relationship but believe they were co-workers.

Officers from Riverside, Dayton and Butler Twp. were dispatched to the scene on Monday night. The investigation shut down Union Schoolhouse Road for hours.

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