Officials have released new information regarding the cause of death for a woman allegedly murdered by her son.

According to the Baldwin County Sheriff‘s Office, preliminary autopsy results for Nanette Smith, 67, indicate she died from blunt force trauma.

Investigators believe Ryan Smith, 38, used a golf club during an assault on Nanette and his father, Noel Smith.

The sheriff’s office said deputies responded to the couple’s residence in Fairhope on June 14 at about 11:05 p.m. for a domestic incident.

Nanette and Noel were found in critical condition and flown to a hospital in Pensacola, Florida where Nanette died from her injuries.

Police identified Ryan as the suspected assailant and apprehended him after a vehicle pursuit.

Ryan was charged with murder and attempted murder and received a $1 million dollar bond.