The child was rushed to the hospital, where he later died. A witness told police that the boy's father, Michael Bragg, was sleeping at the time.
Police told WKMG that Bragg initially informed detectives that he did not have guns in his house.
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Kissimmee Police Department found the 4-year-old boy with grave gunshot wounds. (FOX 35 Orlando)
When detectives found two firearms in the home, the father allegedly changed his story to say he kept guns for protection.
Bragg, 32, was arrested and charged with possession of a firearm by a convicted felon.
The boy's dad. Michael Bragg, is charged with unlawfully possessing firearms. (Osceola County Sheriff's Department)
The father was already out on bond for fleeing and eluding, according to Osceola County Sheriff's Department.
Kissimmee Police Department is investigating the shooting.
Osceola County Sheriff's Department and the Kissimmee Police Department are involved in the case. (FOX 35 Orlando)