Judith Simpson, 79, died May 3.
Family member found boy unresponsive Tuesday afternoon.
A warrant was issued for Kip Allen Wright, 27.
Joe Floyd, 47, was knocked unconscious Saturday, transported to ProMedica Toledo Hospital, where he later died.
Northern Ohio Violent Fugitive Task Force seeking suspect Demarko Hartfield, 21.
Toledo police investigating incidents that left Jaequan Smith and Joshua Bird injured.
Michigan State Police have Ryan Dangerfield in custody.
Six people were injured in four shootings Saturday and Sunday.
Toledo officer ended high-speed pursuit, but suspect continued into Maumee.
The incident is still being investigated and no charges have been filed.